APA (7th ed.) Citation

Duffy, J. (1990). The sanitarians: A history of American public health. University of Illinois Press.

Chicago Style (17th ed.) Citation

Duffy, John. The Sanitarians: A History of American Public Health. Urbana: University of Illinois Press, 1990.

MLA (9th ed.) Citation

Duffy, John. The Sanitarians: A History of American Public Health. University of Illinois Press, 1990.