APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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