Edinburgh University Press, Edinburgh, 2002. ISBN 0-7486-1626-8 Oram, Richard(英语:RichardOram), David I: The King Who Made Scotland. Tempus, Stroud, 2004
Curthose, Duke of Normandy, London: Humphery Milford, 1920 Fawcett, Richard & Oram, Richard, Melrose Abbey, Stroud, Gloucestershire: Tempus Publishing Ltd
2003. ISBN 1-86232-236-8 Oram, Richard, David I: The King Who Made Scotland. Tempus, Stroud, 2004. ISBN 0-7524-2825-X Oram, Richard, The Canmores: Kings &