Cita APA (7th ed.)
Stone, B. (1974). Sir Gawain and the Green Knight (2nd ed.). Penguin.
Cita Chicago (17th ed.)
Stone, Brian. Sir Gawain and the Green Knight. 2nd ed. Harmondsworth: Penguin, 1974.
Cita MLA (9th ed.)
Stone, Brian. Sir Gawain and the Green Knight. 2nd ed. Penguin, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.