Hemingway, E. (1974). For whom the bell tolls. Penguin.
Citación estilo ChicagoHemingway, Ernest. For Whom the Bell Tolls. England: Penguin, 1974.
Cita MLAHemingway, Ernest. For Whom the Bell Tolls. Penguin, 1974.
Warning: These citations may not always be 100% accurate.