Cita APA (7th ed.)
Zwemer, S. M. (1915). The vital forces of Christianity and Islam: : six studies by missionaries to Moslems. Oxford University Press.
Cita Chicago (17th ed.)
Zwemer, S. M. The Vital Forces of Christianity and Islam: : Six Studies by Missionaries to Moslems. London: Oxford University Press, 1915.
Cita MLA (9th ed.)
Zwemer, S. M. The Vital Forces of Christianity and Islam: : Six Studies by Missionaries to Moslems. Oxford University Press, 1915.
Atenció: Aquestes cites poden no estar 100% correctes.