APA (7th ed.) Citation

Aird, W. M. (2011). Robert Curthose, Duke of Normandy: C. 1050 - 1134 (1. publ., repr. in paperback.). Boydell Press.

Chicago Style (17th ed.) Citation

Aird, William M. Robert Curthose, Duke of Normandy: C. 1050 - 1134. 1. publ., repr. in paperback. Woodbridge: Boydell Press, 2011.

MLA (9th ed.) Citation

Aird, William M. Robert Curthose, Duke of Normandy: C. 1050 - 1134. 1. publ., repr. in paperback. Boydell Press, 2011.

Warning: These citations may not always be 100% accurate.