APA (7th ed.) Citation

Donohue, A. M., & Steinbeck, J. (1968). A casebook on The grapes of wrath. Crowell.

Chicago Style (17th ed.) Citation

Donohue, Agnes McNeill, and John Steinbeck. A Casebook on The Grapes of Wrath. New York: Crowell, 1968.

MLA (8th ed.) Citation

Donohue, Agnes McNeill, and John Steinbeck. A Casebook on The Grapes of Wrath. Crowell, 1968.