DeWitt, D. A. (1980). Answering the tough ones: Common questions about christianity. Moody.
Lua i Stíl Chicago (17ú heag.)DeWitt, David A. Answering the Tough Ones: Common Questions About Christianity. Chicago: Moody, 1980.
Lua MLA (9ú heag.)DeWitt, David A. Answering the Tough Ones: Common Questions About Christianity. Moody, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.