APA (7e ed.) Bronvermelding

Willett, W. (1998). Nutritional epidemiology (2nd ed.). Oxford University Press.

Chicago (17e ed.) Bronvermelding

Willett, Walter. Nutritional Epidemiology. 2nd ed. New York: Oxford University Press, 1998.

MLA (8e ed.) Bronvermelding

Willett, Walter. Nutritional Epidemiology. 2nd ed. Oxford University Press, 1998.