Hemingway, E. (1940). For whom the bell tolls. Overseas Ed..
Cita Chicago Style (17a ed.)Hemingway, Ernest. For Whom the Bell Tolls. New York: Overseas Ed., 1940.
Cita MLA (8a ed.)Hemingway, Ernest. For Whom the Bell Tolls. Overseas Ed., 1940.
Precaución: Estas citas no son 100% exactas.