APA (7th ed.) Citation

Dudo, S. Q. 9., Christiansen, E., & Dudo Sancti Quintini 970-1026. (1998). History of the Normans (1. publ.). The Boydell Press.

Chicago Style (17th ed.) Citation

Dudo, Sancti Quintini 970-1026, Eric Christiansen, and Dudo Sancti Quintini 970-1026. History of the Normans. 1. publ. Woodbridge [u.a.]: The Boydell Press, 1998.

MLA (9th ed.) Citation

Dudo, Sancti Quintini 970-1026, et al. History of the Normans. 1. publ. The Boydell Press, 1998.