John Burke 'A Genealogical and Heraldic History of the Commoners of Great Britain and Ireland Enjoying Territorial Possessions Or High Official Rank: But Uninvested with Heritable Honours' Colburn, 1836 Volume 3, p381 https://books.google.co.uk/Archived 12 March 2024 at the Wayback Machine Retrieved 11 November 2015
Douglas, Sir Robert, The Baronage of Scotland, Edinburgh, 1773, p. 523 Archived 22 October 2012 at the Wayback Machine.
John Burke 'A Genealogical and Heraldic History of the Commoners of Great Britain and Ireland Enjoying Territorial Possessions Or High Official Rank: But Uninvested with Heritable Honours' Colburn, 1836 Volume 3, p381 https://books.google.co.uk/Archived 12 March 2024 at the Wayback Machine Retrieved 11 November 2015