APA (7th ed.) Zitazioa

DeWitt, D. A. (1980). Answering the tough ones: Common questions about christianity. Moody.

Chicago Style (17th ed.) Zitazioa

DeWitt, David A. Answering the Tough Ones: Common Questions About Christianity. Chicago: Moody, 1980.

MLA (9th ed.) Zitazioa

DeWitt, David A. Answering the Tough Ones: Common Questions About Christianity. Moody, 1980.