APA (7th ed.) Citation

Dos Passos, J. (1966). U.S.A. Penguin Books.

Chicago Style (17th ed.) Citation

Dos Passos, John. U.S.A. Harmondsworth: Penguin Books, 1966.

MLA (9th ed.) Citation

Dos Passos, John. U.S.A. Penguin Books, 1966.