APA-referens (7:e uppl.)

Paul, J. R. (1966). Clinical epidemiology (Rev. ed.). University of Chicago Press.

Chicago-referens (17:e uppl.)

Paul, John R. Clinical Epidemiology. Rev. ed. Chicago: University of Chicago Press, 1966.

MLA-referens (8:e uppl.)

Paul, John R. Clinical Epidemiology. Rev. ed. University of Chicago Press, 1966.