APA-čujuhus (7. p.)
Helser, A. D. (1951). Africa's Bible: The power of God unto salvation. Sudan Interior Mission.
Chicago-čujuhus (17. p.)
Helser, Albert D. Africa's Bible: The Power of God Unto Salvation. New York: Sudan Interior Mission, 1951.
MLA-čujuhus (9. p.)
Helser, Albert D. Africa's Bible: The Power of God Unto Salvation. Sudan Interior Mission, 1951.
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