APA (7th ed.) Citation

Hersey, J. (1977). The walnut door (1. ed.). Knopf.

Chicago Style (17th ed.) Citation

Hersey, John. The Walnut Door. 1. ed. New York: Knopf, 1977.

MLA (9th ed.) Citation

Hersey, John. The Walnut Door. 1. ed. Knopf, 1977.