APA (7th ed.) Zitazioa
Mills, D., & Sagan, D. (2006). Atheist universe: The thinking person's answer to christian fundamentalism. Ulysses Press.
Chicago Style (17th ed.) Zitazioa
Mills, David, eta Dorion Sagan. Atheist Universe: The Thinking Person's Answer to Christian Fundamentalism. Berkeley, Calif.: Ulysses Press, 2006.
MLA (9th ed.) Zitazioa
Mills, David, eta Dorion Sagan. Atheist Universe: The Thinking Person's Answer to Christian Fundamentalism. Ulysses Press, 2006.
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