Cita APA (7a ed.)

Bunyan, J., & Sharrock, R. (1987). The pilgrim's progress (First published ... 1965 Reprinted with revision: 1987.). Penguin Books.

Cita Chicago Style (17a ed.)

Bunyan, John, y Roger Sharrock. The Pilgrim's Progress. First published ... 1965 Reprinted with revision: 1987. London, England ; New York, N.Y., USA: Penguin Books, 1987.

Cita MLA (9a ed.)

Bunyan, John, y Roger Sharrock. The Pilgrim's Progress. First published ... 1965 Reprinted with revision: 1987. Penguin Books, 1987.