APA-viite (7. p.)
McDowell, J., & Stewart, D. D. (1980). Answers to tough questions skeptics ask about the Christian faith. Here's Life Publishers.
Chicago-viite (17. p.)
McDowell, Josh, ja Don Douglas Stewart. Answers to Tough Questions Skeptics Ask About the Christian Faith. San Bernardino, Calif.: Here's Life Publishers, 1980.
MLA-viite (9. p.)
McDowell, Josh, ja Don Douglas Stewart. Answers to Tough Questions Skeptics Ask About the Christian Faith. Here's Life Publishers, 1980.
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