APA (7th ed.) Citation

Steinbeck, J. (1986). The grapes of wrath. Viking.

Chicago Style (17th ed.) Citation

Steinbeck, John. The Grapes of Wrath. New York, N.Y.: Viking, 1986.

MLA (9th ed.) Citation

Steinbeck, John. The Grapes of Wrath. Viking, 1986.