APA (7th ed.) Citation

Willrich, M. (2011). Pox: An American history. Penguin Press.

Chicago Style (17th ed.) Citation

Willrich, Michael. Pox: An American History. New York: Penguin Press, 2011.

MLA (8th ed.) Citation

Willrich, Michael. Pox: An American History. Penguin Press, 2011.

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