APA (7th ed.) Citation

Durkheim, É., & Simpson, G. (1979). Suicide: A study in sociology. Free Press.

Chicago Style (17th ed.) Citation

Durkheim, Émile, and George Simpson. Suicide: A Study in Sociology. New York: Free Press, 1979.

MLA (9th ed.) Citation

Durkheim, Émile, and George Simpson. Suicide: A Study in Sociology. Free Press, 1979.