APA (7th ed.) Citation

Duignan & Gann. (1978). African proconsuls: European governors in Africa. Free Press.

Chicago Style (17th ed.) Citation

Duignan and Gann. African Proconsuls: European Governors in Africa. New York: Free Press, 1978.

MLA (8th ed.) Citation

Duignan and Gann. African Proconsuls: European Governors in Africa. Free Press, 1978.

Warning: These citations may not always be 100% accurate.