APA (7th ed.) Citation

Aird, W. M. (2023). Robert Curthose, Duke of Normandy: C. 1050-1134. The Boydell Press. https://doi.org/10.1017/9781846156717

Chicago Style (17th ed.) Citation

Aird, William M. Robert Curthose, Duke of Normandy: C. 1050-1134. Woodbridge: The Boydell Press, 2023. https://doi.org/10.1017/9781846156717.

MLA (9th ed.) Citation

Aird, William M. Robert Curthose, Duke of Normandy: C. 1050-1134. The Boydell Press, 2023. https://doi.org/10.1017/9781846156717.