APA aipamena

Stone, B., & Stone, B. ,. (1959). Sir Gawain and the Green Knight. Baltimore: Penguin Books.

Chicago Style aipamena

Stone, Brian., và Brian Stone. Sir Gawain and the Green Knight. Baltimore: Penguin Books, 1959.

MLA aipamena

Stone, Brian., và Brian Stone. Sir Gawain and the Green Knight. Baltimore: Penguin Books, 1959.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.