Citazione Stile APA (7a Edizione)

Hemingway, E. (1940). For whom the bell tolls. Overseas Ed..

Citazione stile Chigago Style (17a edizione)

Hemingway, Ernest. For Whom the Bell Tolls. New York: Overseas Ed., 1940.

Citatione MLA (8a ed.)

Hemingway, Ernest. For Whom the Bell Tolls. Overseas Ed., 1940.