Cita APA

French, W. 1., & French, W. 1. (1975). John Steinbeck (2. edition.). Boston: Twayne.

Citación estilo Chicago

French, Warren 1922-, y Warren 1922- French. John Steinbeck. 2. edition. Boston: Twayne, 1975.

Cita MLA

French, Warren 1922-, y Warren 1922- French. John Steinbeck. 2. edition. Boston: Twayne, 1975.