APA način citiranja (7. izdanje)

Ehrlich, P., & Ehrlich, A. H. (1972). Population, resources, environment: Issues in human ecology. W. H. Freeman.

Čikaški stil citiranja (17. izdanje)

Ehrlich, Paul, i Anne H. Ehrlich. Population, Resources, Environment: Issues in Human Ecology. San Francisco: W. H. Freeman, 1972.

MLA način citiranja (9. izdanje)

Ehrlich, Paul, i Anne H. Ehrlich. Population, Resources, Environment: Issues in Human Ecology. W. H. Freeman, 1972.