Cita APA (7th ed.)

Bunyan, J. (1957). The pilgrim's progress. Pocket Books.

Cita Chicago (17th ed.)

Bunyan, John. The Pilgrim's Progress. Nueva York: Pocket Books, 1957.

Cita MLA (9th ed.)

Bunyan, John. The Pilgrim's Progress. Pocket Books, 1957.