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The old Norwegian general law of the Gulathing : according to codex Gl. k. S. 1154 folio ; diplomatic edition, with linguistic-paleographic introduction and four facsimile pages
Flom, George T., (1937)
An Icelandic-English dictionary
Cleasby, Richard, (1957)
Isländische Grammatik
Kress, Bruno, (1982)