APA (7th ed.) Citation

Flexner, J. T. (1937). Doctors on horseback: Pioneers of American medicine. Viking Press.

Chicago Style (17th ed.) Citation

Flexner, James Thomas. Doctors on Horseback: Pioneers of American Medicine. New York: Viking Press, 1937.

MLA (9th ed.) Citation

Flexner, James Thomas. Doctors on Horseback: Pioneers of American Medicine. Viking Press, 1937.

Warning: These citations may not always be 100% accurate.