APA (7th ed.) Citation

EHRLICH, P. R. (1970). Population resources environment: Issues in human ecology. W. H. Freeman and Company.

Chicago Style (17th ed.) Citation

EHRLICH, Paul R. Population Resources Environment: Issues in Human Ecology. W. H. Freeman and Company, 1970.

MLA (8th ed.) Citation

EHRLICH, Paul R. Population Resources Environment: Issues in Human Ecology. W. H. Freeman and Company, 1970.

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