APA (7th ed.) Citation

Duignan, P., & Duignan, P. (1973). Colonialism in Africa 1870-1960. The University Press.

Chicago Style (17th ed.) Citation

Duignan, Peter, and Peter;Gann Duignan. Colonialism in Africa 1870-1960. The University Press, 1973.

MLA (9th ed.) Citation

Duignan, Peter, and Peter;Gann Duignan. Colonialism in Africa 1870-1960. The University Press, 1973.

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