Цитирование APA (7-е изд.)
Willmott, H. M. J. The doors were opened: The remarkable advance of the gospel in Ethiopia. Sudan Interior Mission.
Цитирование в стиле Чикаго (17-е изд.)
Willmott, Helen Mary Jeffrey. The Doors Were Opened: The Remarkable Advance of the Gospel in Ethiopia. London: Sudan Interior Mission.
Цитирование MLA (9-е изд.)
Willmott, Helen Mary Jeffrey. The Doors Were Opened: The Remarkable Advance of the Gospel in Ethiopia. Sudan Interior Mission.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.