Lua APA (7ú heag.)
Jón Viđar Sigurđsson & Bolton, T. (2014). Celtic-Norse relationships in the Irish Sea in the Middle Ages 800-1200. Brill.
Lua i Stíl Chicago (17ú heag.)
Jón Viđar Sigurđsson agus Timothy Bolton. Celtic-Norse Relationships in the Irish Sea in the Middle Ages 800-1200. Leiden: Brill, 2014.
Lua MLA (9ú heag.)
Jón Viđar Sigurđsson agus Timothy Bolton. Celtic-Norse Relationships in the Irish Sea in the Middle Ages 800-1200. Brill, 2014.
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