Our Plans. [18 August 2012]. (原始內容存檔於27 September 2012).
Fryde, E. B.; Greenway, D. E.; Porter, S.; Roy, I. (編). Handbook of British Chronology 3rd. Cambridge: Cambridge University Press. 2003 [1986]. ISBN 0-521-56350-X.
Molyneaux, George. The Formation of the English Kingdom in the Tenth Century. Oxford University Press. 2015. ISBN 978-0-19-871791-1.
Fryde, E. B.; Greenway, D. E.; Porter, S.; Roy, I. (編). Handbook of British Chronology 3rd, reprinted 2003. Cambridge: Cambridge University Press. 1986: 216, 241–243. ISBN 0-521-56350-X.
Greenway, D. E. Bishops of Durham. Fasti Ecclesiae Anglicanae 1066–1300: Volume 2: Monastic Cathedrals (Northern and Southern Provinces). British History Online. 1971: 29–32 [2022-03-21]. (原始內容存檔於2014-10-19).
Jones, B. Bishops of Durham. Fasti Ecclesiae Anglicanae 1300–1541: Volume 6: Northern Province (York, Carlise and Durham). British History Online. 1963: 107–109 [2022-03-21]. (原始內容存檔於2014-03-22).
Horn, J. M.; Smith, D. M.; Mussett, P. Bishops of Durham. Fasti Ecclesiae Anglicanae 1541–1857: Volume 11: Carlisle, Chester, Durham, Manchester, Ripon, and Sodor and Man Dioceses. British History Online. 2004: 73–77 [2022-03-21]. (原始內容存檔於2014-08-29).
Woolf, Alex, The Diocese of Lindisfarne: Organization and Pastoral Care, McGuigan, Neil; Woolf, Alex (編), The Battle of Carham: A Thousand Years On, Edinburgh: John Donald: 231–39, 2018, ISBN 978-1910900246(英語)