APA (7th ed.) Citation

Hemingway, E. (1995). For whom the bell tolls. Scribner Paperback Fiction.

Chicago Style (17th ed.) Citation

Hemingway, Ernest. For Whom the Bell Tolls. New York [etc.]: Scribner Paperback Fiction, 1995.

MLA (9th ed.) Citation

Hemingway, Ernest. For Whom the Bell Tolls. Scribner Paperback Fiction, 1995.