Dyfyniad APA
Stone, B. (1974). Sir Gawain and the Green Knight (2nd ed.). Penguin.
Dyfyniad Arddull Chicago
Stone, Brian. Sir Gawain and the Green Knight. 2nd ed. Harmondsworth: Penguin, 1974.
Dyfyniad MLA
Stone, Brian. Sir Gawain and the Green Knight. 2nd ed. Penguin, 1974.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.