Cita APA (7a ed.)

Hesse, H., & Creighton, B. (1955). Steppenwolf. Penguin Books.

Cita Chicago Style (17a ed.)

Hesse, Hermann, y Basil Creighton. Steppenwolf. New York: Penguin Books, 1955.

Cita MLA (9a ed.)

Hesse, Hermann, y Basil Creighton. Steppenwolf. Penguin Books, 1955.