Cita APA (7a ed.)

Hemingway, E. (1958). A farewell to arms. Penguin books.

Cita Chicago Style (17a ed.)

Hemingway, Ernest. A Farewell to Arms. Harmondsworth: Penguin books, 1958.

Cita MLA (8a ed.)

Hemingway, Ernest. A Farewell to Arms. Penguin books, 1958.