(1993). The Viking age in Caithness, Orkney and the North Atlantic: Select papers from the proceedings of the Eleventh Viking Congress, Thurso and Kirkwall, 22 August - 1 September 1989. Edinburgh Univ. Press.
Chicago-Zitierstil (17. Ausg.)The Viking Age in Caithness, Orkney and the North Atlantic: Select Papers from the Proceedings of the Eleventh Viking Congress, Thurso and Kirkwall, 22 August - 1 September 1989. Edinburgh: Edinburgh Univ. Press, 1993.
MLA-Zitierstil (9. Ausg.)The Viking Age in Caithness, Orkney and the North Atlantic: Select Papers from the Proceedings of the Eleventh Viking Congress, Thurso and Kirkwall, 22 August - 1 September 1989. Edinburgh Univ. Press, 1993.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.