Cita APA (7th ed.)

Rafroidi, P. (1963). Steinbeck. Fontanella.

Cita Chicago (17th ed.)

Rafroidi, Patrick. Steinbeck. Barcelona: Fontanella, 1963.

Cita MLA (9th ed.)

Rafroidi, Patrick. Steinbeck. Fontanella, 1963.