APA (7th ed.) Citation

Barbour, K. M., & Prothero, R. M. (1975). Essays on African population. Greenwood Press.

Chicago Style (17th ed.) Citation

Barbour, K. M., and R. Mansell Prothero. Essays on African Population. Westport, Conn.: Greenwood Press, 1975.

MLA (9th ed.) Citation

Barbour, K. M., and R. Mansell Prothero. Essays on African Population. Greenwood Press, 1975.