APA (7th ed.) Citation

Koepsell, T. D., & Weiss, N. S. (2003). Epidemiologic methods: Studying the occurrence of illness. Oxford University Press.

Chicago Style (17th ed.) Citation

Koepsell, Thomas D., and Noel S. Weiss. Epidemiologic Methods: Studying the Occurrence of Illness. Oxford ; New York: Oxford University Press, 2003.

MLA (9th ed.) Citation

Koepsell, Thomas D., and Noel S. Weiss. Epidemiologic Methods: Studying the Occurrence of Illness. Oxford University Press, 2003.