APA (7th ed.) Zitazioa
ebrary, Inc, Williamson, C., & Shippey, T. A. (2011). Beowulf and other Old English poems. University of Pennsylvania Press.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Craig Williamson, eta T. A. Shippey. Beowulf and Other Old English Poems. Philadelphia: University of Pennsylvania Press, 2011.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Beowulf and Other Old English Poems. University of Pennsylvania Press, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.