Borroff, M. (1962). Sir Gawain and the Green Knight: A stylistic and metrical study. Yale University Press.
Lua i Stíl Chicago (17ú heag.)Borroff, Marie. Sir Gawain and the Green Knight: A Stylistic and Metrical Study. New Haven: Yale University Press, 1962.
Lua MLA (9ú heag.)Borroff, Marie. Sir Gawain and the Green Knight: A Stylistic and Metrical Study. Yale University Press, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.