Cita APA (7a ed.)

Dante, A., & Musa, M. (1985). Purgatory. Penguin Books.

Cita Chicago Style (17a ed.)

Dante, Alighieri, y Mark Musa. Purgatory. New York: Penguin Books, 1985.

Cita MLA (9a ed.)

Dante, Alighieri, y Mark Musa. Purgatory. Penguin Books, 1985.