APA (7. basım) Alıntı

Barberis, M. (1981). The Global population predicament: Policy implications. Population Reference Bureau.

Chicago Style (17. basım) Atıf

Barberis, Mary. The Global Population Predicament: Policy Implications. Washington, D.C.: Population Reference Bureau, 1981.

MLA (8th ed.) Atıf

Barberis, Mary. The Global Population Predicament: Policy Implications. Population Reference Bureau, 1981.