Cita APA (7th ed.)
Mills, D., & Sagan, D. (2006). Atheist universe: The thinking person's answer to christian fundamentalism. Ulysses Press.
Cita Chicago (17th ed.)
Mills, David, i Dorion Sagan. Atheist Universe: The Thinking Person's Answer to Christian Fundamentalism. Berkeley, Calif.: Ulysses Press, 2006.
Cita MLA (9th ed.)
Mills, David, i Dorion Sagan. Atheist Universe: The Thinking Person's Answer to Christian Fundamentalism. Ulysses Press, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.