APA (7th ed.) Citation

Hemingway, E.. (1968). For whom the bell tolls. Charles Scribner's Sons.

Chicago Style (17th ed.) Citation

Hemingway, Ernest. For Whom the Bell Tolls. New York: Charles Scribner's Sons, 1968.

MLA (9th ed.) Citation

Hemingway, Ernest. For Whom the Bell Tolls. Charles Scribner's Sons, 1968.