APA Citation

Ehrlich, P. R., & Ehrlich, A. H. (1970). Population Resources Environment: Issues in Human Ecology. San Francisco: W.H. Freeman and company.

Chicago Style Citation

Ehrlich, Paul R., and Anne H. Ehrlich. Population Resources Environment: Issues in Human Ecology. San Francisco: W.H. Freeman and company, 1970.

MLA Citation

Ehrlich, Paul R., and Anne H. Ehrlich. Population Resources Environment: Issues in Human Ecology. San Francisco: W.H. Freeman and company, 1970.

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