APA (7th ed.) Citation

Steinbeck, J. (1994). Of mice and men. Penguin Books.

Chicago Style (17th ed.) Citation

Steinbeck, John. Of Mice and Men. New York, N.Y., U.S.A: Penguin Books, 1994.

MLA (9th ed.) Citation

Steinbeck, John. Of Mice and Men. Penguin Books, 1994.