APA (7th ed.) Citation

Green, J. A. (2006). Henry I: King of England and Duke of Normandy. Cambridge University Press.

Chicago Style (17th ed.) Citation

Green, Judith A. Henry I: King of England and Duke of Normandy. Cambridge, UK ; New York: Cambridge University Press, 2006.

MLA (9th ed.) Citation

Green, Judith A. Henry I: King of England and Duke of Normandy. Cambridge University Press, 2006.