APA (7th ed.) Citation

Gibbs, J. L. (1965). Peoples of Africa. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Gibbs, James L. Peoples of Africa. New York: Holt, Rinehart and Winston, 1965.

MLA (9th ed.) Citation

Gibbs, James L. Peoples of Africa. Holt, Rinehart and Winston, 1965.