APA (7e ed.) Bronvermelding

Day, J. A., Fost, F. F., & Rose, P. (1971). Dimensions of the environmental crisis. Wiley.

Chicago (17e ed.) Bronvermelding

Day, John A., Frederic F. Fost, en Peter Rose. Dimensions of the Environmental Crisis. New York: Wiley, 1971.

MLA (9e ed.) Bronvermelding

Day, John A., et al. Dimensions of the Environmental Crisis. Wiley, 1971.