Style de citation APA (7e éd.)

Waltner-Toews, D. (2013). The origin of feces: What excrement tells us about evolution, ecology, and a sustainable society. ECW Press.

Style de citation Chicago (17e éd.)

Waltner-Toews, David. The Origin of Feces: What Excrement Tells Us About Evolution, Ecology, and a Sustainable Society. Toronto: ECW Press, 2013.

Style de citation MLA (8e éd.)

Waltner-Toews, David. The Origin of Feces: What Excrement Tells Us About Evolution, Ecology, and a Sustainable Society. ECW Press, 2013.