APA (7th ed.) Citation

Hemingway, E. (1955). To have and have not / by E. Hemingway. Penguin Books.

Chicago Style (17th ed.) Citation

Hemingway, Ernest. To Have and Have Not / by E. Hemingway. Penguin Books, 1955.

MLA (9th ed.) Citation

Hemingway, Ernest. To Have and Have Not / by E. Hemingway. Penguin Books, 1955.

Warning: These citations may not always be 100% accurate.