Cita APA (7th ed.)

Steinbeck, J., Paine, M. J., & Maon, P. (1992). The pearl. Heinemann.

Cita Chicago (17th ed.)

Steinbeck, John, M. J. Paine, i Phyllis Maon. The Pearl. Oxford: Heinemann, 1992.

Cita MLA (9th ed.)

Steinbeck, John, et al. The Pearl. Heinemann, 1992.