APA (7th ed.) Zitazioa
Howell, R. B. (1991). Old English breaking and its Germanic analogues. M. Niemeyer.
Chicago Style (17th ed.) Zitazioa
Howell, Robert B. Old English Breaking and Its Germanic Analogues. Tübingen: M. Niemeyer, 1991.
MLA (9th ed.) Zitazioa
Howell, Robert B. Old English Breaking and Its Germanic Analogues. M. Niemeyer, 1991.
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