Wagenknecht, E. (1972). Ambassadors for Christ: Seven American preachers. Oxford University Press.
Chicago Style (17. basım) AtıfWagenknecht, Edward. Ambassadors for Christ: Seven American Preachers. New York: Oxford University Press, 1972.
MLA (8th ed.) AtıfWagenknecht, Edward. Ambassadors for Christ: Seven American Preachers. Oxford University Press, 1972.
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