Lund, N. (1973) “The Acts of William I, King of Scots 1165-1214, ed. by G. W. S. Barrow with the collaboration of W. W. Scott. Regesta Regum Scottorum. Vol. II. Edinburgh University Press, 1971. xvi, 552 s. £ 8.00”., Historisk Tidsskrift, 12. Tilgængelig hos: https://tidsskrift.dk/historisktidsskrift/article/view/51401 (Set: 25 december 2025).