APA (7th ed.) Citation

Dos Passos, J. (1944). Number one: A novel. Constable.

Chicago Style (17th ed.) Citation

Dos Passos, John. Number One: A Novel. Welwyn Garden City, Herts: Constable, 1944.

MLA (9th ed.) Citation

Dos Passos, John. Number One: A Novel. Constable, 1944.