Dyfyniad APA

Bunyan, J., & Sharrock, R. (1987). The pilgrim's progress. Harmondsworth: Penguin Books.

Dyfyniad Arddull Chicago

Bunyan, John, και Roger Sharrock. The Pilgrim's Progress. Harmondsworth: Penguin Books, 1987.

Dyfyniad MLA

Bunyan, John, και Roger Sharrock. The Pilgrim's Progress. Harmondsworth: Penguin Books, 1987.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.