Harold P. Cooke (trans.), pp. 111–179 in Aristotle, Vol. 1, Loeb Classical Library, William Heinemann, London, UK, 1938. Aristotle, "Prior Analytics", Hugh Tredennick (trans.), pp. 181–531 in Aristotle, Vol. 1, Loeb Classical Library, William Heinemann, London, UK, 1938. Boole, George, An Investigation of the Laws of Thought on Which are Founded the Mathematical Theories of Logic and Probabilities, Macmillan, 1854. Reprinted with corrections, Dover Publications, New York, NY, 1958. Louis Couturat, translated by Lydia Gillingham Robinson, 1914, The Algebra of Logic, The Open Court Publishing Company, Chicago and London. Downloaded via googlebooks. Gödel 1944 Russell's mathematical logic in Kurt Gödel: Collected Works Volume II, Oxford University Press, New York, NY, Sir William Hamilton, 9th Baronet, (Henry L. Mansel and John Veitch, ed.), 1860 Lectures on Metaphysics and Logic, in Two Volumes. Vol. II. Logic, Boston: Gould and Lincoln. Downloaded via googlebooks. Stephen Cole Kleene, 1967, Mathematical Logic reprint 2002, Dover Publications, Inc., Mineola, NY, (pbk.) Ernest Nagel, James R. Newman, 1958, Gödel's Proof, New York University Press, LCCCN: 58-5610. Bertrand Russell, The Problems of Philosophy (1912), Oxford University Press, New York, 1997, . Arthur Schopenhauer, The World as Will and Representation, Volume 2, Dover Publications, Mineola, New York, 1966, Alfred Tarski, 1946 (second edition), republished 1995, Introduction to Logic and to the Methodology of Deductive Sciences translated by Olaf Helmer, Dover Publications, Inc., New York, (pbk.) Jean van Heijenoort, 1967, From Frege to Gödel: A Source Book in Mathematical Logic, 1879–1931, Harvard University Press, Cambridge, MA, (pbk) Emil Post, 1921, Introduction to a general theory of elementary propositions with commentary by van Heijenoort, pages 264ff David Hilbert, 1927, The foundations of mathematics with commentary by van Heijenoort, pages 464ff Kurt Gödel, 1930a, The completeness of the axioms of the functional calculus of logic with commentary by van Heijenoort, pages 592ff. Alfred North Whitehead, Bertrand Russell. Principia Mathematica, 3 vols, Cambridge University Press, 1910, 1912, and 1913. Second edition, 1925 (Vol. 1), 1927 (Vols 2, 3). Abridged as Principia Mathematica to *56 (2nd edition), Cambridge University Press, 1962, no LCCCN or ISBN External links James Danaher, "The Laws of Thought", The Philosopher, Volume LXXXXII No. 1 Peter Suber, "Non-Contradiction and Excluded Middle", Earlham College Classical logic