Pears (ed.), Open Court, La Salle, IL. Schopenhauer, Arthur, (1974), On the Fourfold Root of the Principle of Sufficient Reason, Open Court, La Salle, IL, . Smart, Ninian (1969), The Religious Experience of Mankind, Charles Scribner's Sons, New York. Tarski, A., Logic, Semantics, Metamathematics: Papers from 1923 to 1938, J.H. Woodger (trans.), Oxford University Press, Oxford, 1956. 2nd edition, John Corcoran (ed.), Hackett Publishing, Indianapolis, IN, 1983. Wallace, Anthony F.C. (1966), Religion: An Anthropological View, Random House, New York. Reference works Audi, Robert (ed., 1999), The Cambridge Dictionary of Philosophy, Cambridge University Press, Cambridge, 1995. 2nd edition, 1999. Cited as CDP. Blackburn, Simon (1996), The Oxford Dictionary of Philosophy, Oxford University Press, Oxford, 1994. Paperback edition with new Chronology, 1996. Cited as ODP. Runes, Dagobert D. (ed.), Dictionary of Philosophy, Littlefield, Adams, and Company, Totowa, NJ, 1962. Webster's New International Dictionary of the English Language, Second Edition, Unabridged (1950), W.A. Neilson, T.A. Knott, P.W. Carhart (eds.), G. & C. Merriam Company, Springfield, MA. Cited as MWU. Webster's Ninth New Collegiate Dictionary (1983), Frederick C. Mish (ed.), Merriam–Webster Inc., Springfield, MA. Cited as MWC. External links An Introduction to Truth by Paul Newall, aimed at beginners. Internet Encyclopedia of Philosophy: "Truth" "Pluralist Theories of Truth" "Truthmaker Theory" "Prosentential Theory of Truth" Stanford Encyclopedia of Philosophy: Truth Coherence theory of truth Correspondence theory of truth Deflationary theory of truth Identity theory of truth Revision theory of truth Tarski's definition of truth Axiomatic theories of truth Heidegger on Truth (Aletheia) as Unconcealment History of Truth: The Greek "Aletheia" History of Truth: The Latin "Veritas" Concepts in epistemology Concepts in logic Concepts in metaphysics Ethical principles Meaning (philosophy of language) Ontology Philosophical logic Philosophy of mind Reality Theories of truth Virtue