APA (7e ed.) Bronvermelding

Calhoun, J. B. (1983). Environment and population: Problems of adaptation. Praeger.

Chicago (17e ed.) Bronvermelding

Calhoun, John B. Environment and Population: Problems of Adaptation. New York: Praeger, 1983.

MLA (9e ed.) Bronvermelding

Calhoun, John B. Environment and Population: Problems of Adaptation. Praeger, 1983.

Let op: Deze citaties zijn niet altijd 100% accuraat.