APA (7th ed.) Citation

Gann, L. H., & Duignan, P. (1978). The rulers of British Africa: 1870 - 1914. Stanford Univ. Press.

Chicago Style (17th ed.) Citation

Gann, Lewis H., and Peter Duignan. The Rulers of British Africa: 1870 - 1914. Stanford, Calif: Stanford Univ. Press, 1978.

MLA (9th ed.) Citation

Gann, Lewis H., and Peter Duignan. The Rulers of British Africa: 1870 - 1914. Stanford Univ. Press, 1978.