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2. Adams, C. (2011b). Is there a God (revisited)? Archived by WebCite $$^{\textregistered }$$ ® at http://www.webcitation.org/6PC13RKoE , Chicago Reader, December 2. http://www.straightdope.com/columns/read/3025/is-there-a-god-revisited .
3. Ayer, A. J. (1936). Language, truth and logic (1st ed.). References are to the second edition (Ayer 1946). London: Victor Gollanz.
4. Ayer, A. J. (1946). Language, truth and logic (2nd ed.). London: Victor Gollanz.
5. Ayer, A. J. (Ed.). (1959). Logical positivism. New York: The Free Press.