APA (7th ed.) Citation

Ehrlich, P. R. E. &. A. H. (1990). The population explosion. Simon & Schuster.

Chicago Style (17th ed.) Citation

Ehrlich, Paul R. Ehrlich & Anne H. The Population Explosion. Simon & Schuster, 1990.

MLA (8th ed.) Citation

Ehrlich, Paul R. Ehrlich & Anne H. The Population Explosion. Simon & Schuster, 1990.

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