APA (7th ed.) Citation

Steinbeck, J., & Poore, C. (1951). The grapes of wrath. Harper & Brothers.

Chicago Style (17th ed.) Citation

Steinbeck, John, and Charles Poore. The Grapes of Wrath. New York: Harper & Brothers, 1951.

MLA (8th ed.) Citation

Steinbeck, John, and Charles Poore. The Grapes of Wrath. Harper & Brothers, 1951.