(2) Philosophy by Joshua J. Mark is licensed under CC BY-NC-SA 3.0

(3) Greek Philosophy by Cristian Violatti is licensed under CC BY-NC-SA 3.0

(4) Introduction to Philosophy/What is Doing Philosophy? from WikiBooks is licensed under CC BY-SA 3.0

(5) Foundationalism from WikiPedia is licensed under CC BY-SA 3.0

(6) Law of noncontradiction from Wikipedia is licensed under CC BY-SA 3.0

(7) Constructivist epistemology from Wikipedia is licensed under CC BY SA 3.0

(8) Pythagoras by Mark, Joshua J. is licensed under CC BY-NC-SA 3.0

(9) Socrates by Mark, Joshua J. is licensed under CC BY-NC-SA 3.0

(10) The consolation of philosophy of Boethius by James, H. R. is in the Public Domain

(11) The Ionian Origins of Greek Philosophy Daniel Riaño by Daniel Riaño is licensed under CC BY

(12) Aristotle. Metaphysics by Hugh Tredennick is licensed under CC BY-SA 3.0

(13) Anaximander by Joshua J. Mark is licensed under CC BY-NC-SA 3.0

(14) Parmenides by Joshua J. Mark is licensed under CC BY-NC-SA 3.0

(15) Pre-Socratic philosophy from Wikipedia is licensed under CC BY-SA 3.0

(16) Hinduism by Cristian Violatti is licensed under CC BY-NC-SA 3.0

(17) The Zen Experience by Thomas Hoover is licensed under CC BY-SA 3.0

(18) Plato by Joshua J. Mark is licensed under CC BY-NC-SA 3.0

(19) Bhagavad Gita by Cristian Violatti is under licensed CC BY-NC.SA 3.0

(20) The Last Days of Socrates – Plato’s Greater, Better World by Joshua J. Mark is licensed under CC BY-NC-SA 3.0

(21) Siddhartha Gautama by Cristian Violatti is under licensed CC BY-NC.SA 3.0

(22) The Dates of the Buddha by Cristian Violatti is under licensed CC BY-NC.SA 3.0

(23) Buddhism by Cristian Violatti is under licensed CC BY-NC.SA 3.0

(24) Zhuangzi (book) from Wikipedia is licensed under a CC BY-SA 3.0

(25) Rationalism by Garth Kemerling is licensed under a CC BY-SA 3.0

(26) Empiricism by Garth Kemerling is licensed under a CC BY-SA 3.0

(27) Assembled Western philosophers by Garth Kemerling is licensed under a CC BY-SA 3.0

(28) Skepticism by Garth Kemerling is licensed under a CC BY-SA 3.0

(29) Philosophical skepticism from Wikipedia is licensed under a CC BY SA 3.0

(30) Descartes: A New Approach by Garth Kemerling is licensed under a CC BY-SA 3.0

(31) Meditations on First Philosophy/Meditation I from Wikisource is licensed under a CC BY-SA 3.0

(32) Meditations on First Philosophy/Meditation II from Wikisource is licensed under a CC BY-SA 3.0

(33) Descartes: Starting with Doubt by Garth Kemerling is licensed under a CC BY-SA 3.0

(34) Locke: The Origin of Ideas by Garth Kemerling is licensed under a CC BY-SA 3.0

(35) Al-Ghazali as Sufi from Wikisource is licensed under a CC BY-SA 3.0

(36) Philosophy of science from Wikipedia is licensed under a CC BY-SA 3.0

(37) A romp through the philosophy of the mind – Marianne Talbot (1/5) by University of Oxford is licensed under CC BY

(38) Materialism by Garth Kemerling is licensed under a CC BY-SA 3.0

(39) Idealism by Garth Kemerling is licensed under a CC BY-SA 3.0

(40) Dualism, mind-body by Garth Kemerling is licensed under a CC BY-SA 3.0

(41) Ontological argument by Garth Kemerling is licensed under a CC BY-SA 3.0

(42) Cosmological argument by Garth Kemerling is licensed under a CC BY-SA 3.0

(43) The Distinguishing Characteristics of Ethical Qualities – Chapter 1 from Internet Sacred Text Archive website is in the Public Domain

(44) The Meaning of the Word Upanishad by Max Müller from Internet Sacred Text Archive website is in the Public Domain

(45) Katha Upanishad from Wikipedia is licensed under a CC BY-SA 3.0

(46) SIXTH VALLΠfrom Internet Sacred Text Archive is in the Public Domain 

(47) Plato, Republic, Book 6, Section 506c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(48) Plato, Republic, Book 6, Section 506d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(49) Plato, Republic, Book 6, Section 506e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(50) Plato, Republic, Book 6, Section 507a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(51) Plato, Republic, Book 6, Section 507b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(52) Plato, Republic, Book 6, Section 507c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(53) Plato, Republic, Book 6, Section 507d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(54) Plato, Republic, Book 6, Section 507e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(55) Plato, Republic, Book 6, Section 508a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(56) Plato, Republic, Book 6, Section 508b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(57) Plato, Republic, Book 6, Section 508c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(58) Plato, Republic, Book 6, Section 508d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(59) Plato, Republic, Book 6, Section 508e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(60) Plato, Republic, Book 6, Section 509a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(61) Plato, Republic, Book 6, Section 509b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(62) Plato, Republic, Book 6, Section 509c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(63) Plato, Republic, Book 6, Section 509d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(64) Plato, Republic, Book 6, Section 509e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(65) Plato, Republic, Book 6, Section 510a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(66) Plato, Republic, Book 6, Section 510b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(67) Plato, Republic, Book 6, Section 510c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(68) Plato, Republic, Book 6, Section 510d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(69) Plato, Republic, Book 6, Section 510e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(70) Plato, Republic, Book 6, Section 511a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(71) Plato, Republic, Book 6, Section 511b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(72) Plato, Republic, Book 6, Section 511c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(73) Plato, Republic, Book 6, Section 511d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(74) Plato, Republic, Book 6, Section 511e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(75) Plato, Republic, Book 7, Section 514a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(76) Plato, Republic, Book 7, Section 514b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(77) Plato, Republic, Book 7, Section 514c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(78) Plato, Republic, Book 7, Section 515a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(79) Plato, Republic, Book 7, Section 515b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(80) Plato, Republic, Book 7, Section 515c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(81) Plato, Republic, Book 7, Section 515d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(82) Plato, Republic, Book 7, Section 515e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(83) Plato, Republic, Book 7, Section 516a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(84) Plato, Republic, Book 7, Section 516b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(85) Plato, Republic, Book 7, Section 516c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(86) Plato, Republic, Book 7, Section 516d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(87) Plato, Republic, Book 7, Section 516e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(88) Plato, Republic, Book 7, Section 517a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(89) Plato, Republic, Book 7, Section 517b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(90) Plato, Republic, Book 7, Section 517c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(91) Plato, Republic, Book 7, Section 517d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(92) Plato, Republic, Book 7, Section 517e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(93) Plato, Republic, Book 7, Section 518a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(94) Plato, Republic, Book 7, Section 518b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(95) Plato, Republic, Book 7, Section 518c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(96) Plato, Republic, Book 7, Section 518d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(97) Plato, Republic, Book 7, Section 518e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(98) Plato, Republic, Book 7, Section 519a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(99) Plato, Republic, Book 7, Section 519b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(100) Plato, Republic, Book 7, Section 519c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(101) Plato, Republic, Book 7, Section 519d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(102) Plato, Republic, Book 7, Section 519e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(103) Plato, Republic, Book 7, Section 520a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(104) Free will from Wikipedia is licensed under a CC BY-SA 3.0

(105) The Seventh Letter by Plato, translated by J. Harward is in the Public Domain

(106) The Public/Book X from Wikisource is licensed under a CC BY SA 3.0

(107) Plato, Phaedo, Section 96e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(108) Plato, Phaedo, Section 97a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(109) Plato, Phaedo, Section 97b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(110) Plato, Phaedo, Section 97c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(111) Plato, Phaedo, Section 97d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(112) Plato, Phaedo, Section 97e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(113) Plato, Phaedo, Section 98a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(114) Plato, Phaedo, Section 98b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(115) Plato, Phaedo, Section 98c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(116) Plato, Phaedo, Section 98d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(117) Plato, Phaedo, Section 98e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(118) Plato, Phaedo, Section 99a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(119) Plato, Phaedo, Section 99b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(120) Plato, Phaedo, Section 99c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(121) Plato, Phaedo, Section 99d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(122) Plato, Phaedo, Section 99e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(123) Plato, Phaedo, Section 100a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(124) Plato, Phaedo, Section 100b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(125) Plato, Phaedo, Section 107c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(126) Plato, Phaedo, Section 107d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(127) Plato, Phaedo, Section 107e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(128) Plato, Phaedo, Section 108a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(129) Plato, Phaedo, Section 108b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(130) Plato, Phaedo, Section 108c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(131) Plato, Phaedo, Section 108d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(132) Plato, Phaedo, Section 108e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(133) Plato, Phaedo, Section 109a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(134) Plato, Phaedo, Section 109b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(135) Plato, Phaedo, Section 109c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(136) Plato, Phaedo, Section 109d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(137) Plato, Phaedo, Section 109e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(138) Plato, Phaedo, Section 110a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(139) Plato, Phaedo, Section 110b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(140) Plato, Phaedo, Section 110c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(141) Plato, Phaedo, Section 110d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(142) Plato, Phaedo, Section 110e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(143) Plato, Phaedo, Section 111a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(144) Plato, Phaedo, Section 111b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(145) Plato, Phaedo, Section 111c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(146) Plato, Phaedo, Section 111d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(147) Plato, Phaedo, Section 111e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(148) Plato, Phaedo, Section 112a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(149) Plato, Phaedo, Section 112b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(150) Plato, Phaedo, Section 112c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(151) Plato, Phaedo, Section 112d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(152) Plato, Phaedo, Section 112e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(153) Plato, Phaedo, Section 113a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(154) Plato, Phaedo, Section 113b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(155) Plato, Phaedo, Section 113c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(156) Plato, Phaedo, Section 113d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(157) Plato, Phaedo, Section 113e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(158) Plato, Phaedo, Section 114a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(159) Plato, Phaedo, Section 114b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(160) Plato, Phaedo, Section 114c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(161) Plato, Phaedo, Section 114d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(162) Plato, Phaedo, Section 114e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(163) Plato, Phaedo, Section 115a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(164) Plato, Phaedo, Section 115b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(165) Plato, Phaedo, Section 115c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(166) Plato, Phaedo, Section 115d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(167) Plato, Phaedo, Section 115e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(168) Plato, Phaedo, Section 116a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(169) Plato, Phaedo, Section 116b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(170) Plato, Phaedo, Section 116c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(171) Plato, Phaedo, Section 116d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(172) Plato, Phaedo, Section 116e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(173) Plato, Phaedo, Section 117a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(174) Plato, Phaedo, Section 117b from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(175) Plato, Phaedo, Section 117c from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(176) Plato, Phaedo, Section 117d from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(177) Plato, Phaedo, Section 117e from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(178) Plato, Phaedo, Section 118a from Perseus Digital Library, Tufts University is licensed under CC BY-SA 3.0

(179) The Consolation of Philosophy of Boethius by Boethius, translated by H.R. James from The Project Gutenberg eBook is in thePublic Domain