Cita APA

Ridker, R. G. (1972). Population resources, and the environment. Government Printing Office.

Citación estilo Chicago

Ridker, Ronald Gene. Population Resources, and the Environment. Washington, D.C: Government Printing Office, 1972.

Cita MLA

Ridker, Ronald Gene. Population Resources, and the Environment. Government Printing Office, 1972.

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