Paperback book `Vikings in Scotland` by James Graham-Campbell and Colleen E. Batey.
An archaeological survey beginning with the Picts and Scots and concentrating on the Viking and Late Norse periods spanning the 8th to 13th centuries in northern and western Scotland.
Paperback book `The Companion to Gaelic Scotland` edited by Derick S. Thomson.
Every aspect of the life and culture of Gaelic Scotland from archaeology, art, literature, language, music and architecture to politics, agriculture and the economy.
Paperback book `Orkneyinga Saga` translated by Hermann Palsson and Paul Edwards.
Transaltion of a medieval chronicle describing the conquest of the Northern Isles by the kings of Norway and the subsequent history of the Earls of Orkney.
Where the Vikings came from, what they encountered in Scotland, how they interacted with the natives and the longer term effects of Scandinavian settlement.