APA (7th ed.) Citation
Willmott, H. M. (1961). The doors were opened: The remarkable advance of the gospel in Ethiopia. Sudan Interior Mission.
Chicago Style (17th ed.) Citation
Willmott, Helen Mary. The Doors Were Opened: The Remarkable Advance of the Gospel in Ethiopia. London: Sudan Interior Mission, 1961.
MLA (9th ed.) Citation
Willmott, Helen Mary. The Doors Were Opened: The Remarkable Advance of the Gospel in Ethiopia. Sudan Interior Mission, 1961.
Warning: These citations may not always be 100% accurate.