APA (7th ed.) Citation

Lugard, F. D. (1965). The dual mandate in British tropical Africa ([5th ed.). Cass.

Chicago Style (17th ed.) Citation

Lugard, F. D. The Dual Mandate in British Tropical Africa. [5th ed. London]: Cass, 1965.

MLA (9th ed.) Citation

Lugard, F. D. The Dual Mandate in British Tropical Africa. [5th ed. Cass, 1965.