APA (7th ed.) Citation

Karnazes, D. (2005). Ultramarathon man: Confessions of an all-night runner. J.P. Tarcher/Penguin.

Chicago Style (17th ed.) Citation

Karnazes, Dean. Ultramarathon Man: Confessions of an All-night Runner. New York: J.P. Tarcher/Penguin, 2005.

MLA (9th ed.) Citation

Karnazes, Dean. Ultramarathon Man: Confessions of an All-night Runner. J.P. Tarcher/Penguin, 2005.