MARGESON, S. M. (2010). EYEWITNESS VIKING. DK.
Lua i Stíl Chicago (17ú heag.)MARGESON, SUSAN. M. EYEWITNESS VIKING. LONDON: DK, 2010.
Lua MLA (9ú heag.)MARGESON, SUSAN. M. EYEWITNESS VIKING. DK, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.