APA引文

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

芝加哥风格引文

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

MLA引文

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

警告:这些引文格式不一定是100%准确.