Citazione Stile APA (7a Edizione)

Kelsey, J. L. W. (1996). Methods in observational epidemiology (2nd.). Oxford University Press.

Citazione stile Chigago Style (17a edizione)

Kelsey, Jennifer L. Whittemore. Methods in Observational Epidemiology. 2nd. New York: Oxford University Press, 1996.

Citatione MLA (8a ed.)

Kelsey, Jennifer L. Whittemore. Methods in Observational Epidemiology. 2nd. Oxford University Press, 1996.