APA način citiranja

Duffy, J. (1993). From humors to medical science: A history of American medicine. Urbana: University of Illinois Press.

Čikaški stil citiranja

Duffy, John. From Humors to Medical Science: A History of American Medicine. Urbana: University of Illinois Press, 1993.

MLA način citiranja

Duffy, John. From Humors to Medical Science: A History of American Medicine. Urbana: University of Illinois Press, 1993.