APA (7e ed.) Bronvermelding

Benarde, M. A. (1989). Our precarious habitat: Fifteen years later. Wiley.

Chicago (17e ed.) Bronvermelding

Benarde, Melvin A. Our Precarious Habitat: Fifteen Years Later. New York: Wiley, 1989.

MLA (9e ed.) Bronvermelding

Benarde, Melvin A. Our Precarious Habitat: Fifteen Years Later. Wiley, 1989.