APA (7th ed.) Citation

Overbeek, J. (1976). The population challenge: A handbook for nonspecialists. Greenwood Press.

Chicago Style (17th ed.) Citation

Overbeek, Johannes. The Population Challenge: A Handbook for Nonspecialists. Westport, Conn: Greenwood Press, 1976.

MLA (9th ed.) Citation

Overbeek, Johannes. The Population Challenge: A Handbook for Nonspecialists. Greenwood Press, 1976.

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