APA-viite (7. p.)
Doughty, W. E. (1915). Efficiency points: Studies in missionary fundamentals. Missionary Education Movement.
Chicago-viite (17. p.)
Doughty, William E. Efficiency Points: Studies in Missionary Fundamentals. New York: Missionary Education Movement, 1915.
MLA-viite (9. p.)
Doughty, William E. Efficiency Points: Studies in Missionary Fundamentals. Missionary Education Movement, 1915.
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