APA (7th ed.) Zitazioa
Sisson, R. (1982). Answering Christianity's most puzzling questions. Moody Press.
Chicago Style (17th ed.) Zitazioa
Sisson, Richard. Answering Christianity's Most Puzzling Questions. Chicago: Moody Press, 1982.
MLA (9th ed.) Zitazioa
Sisson, Richard. Answering Christianity's Most Puzzling Questions. Moody Press, 1982.
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