DeWitt, D. A. (1980). Answering the tough ones: Common questions about christianity. Moody.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDeWitt, David A. Answering the Tough Ones: Common Questions About Christianity. Chicago: Moody, 1980.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDeWitt, David A. Answering the Tough Ones: Common Questions About Christianity. Moody, 1980.
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