Cita APA

Steinbeck, J. 1., & Steinbeck, J. 1. (1939). The grapes of wrath. New York, New York: Random House.

Citación estilo Chicago

Steinbeck, John 1902-1968, y John 1902-1968 Steinbeck. The Grapes of Wrath. New York, New York: Random House, 1939.

Cita MLA

Steinbeck, John 1902-1968, y John 1902-1968 Steinbeck. The Grapes of Wrath. New York, New York: Random House, 1939.