APA (7th ed.) Citation

Sábato, E. R. (1950). The outsider ([1st American ed.].). Knopf.

Chicago Style (17th ed.) Citation

Sábato, Ernesto R. The Outsider. [1st American ed.]. New York: Knopf, 1950.

MLA (9th ed.) Citation

Sábato, Ernesto R. The Outsider. [1st American ed.]. Knopf, 1950.