APA (7th ed.) Citation

David, C. W. (1982). Robert Curthose, Duke of Normandy. AMS Press.

Chicago Style (17th ed.) Citation

David, Charles W. Robert Curthose, Duke of Normandy. New York: AMS Press, 1982.

MLA (9th ed.) Citation

David, Charles W. Robert Curthose, Duke of Normandy. AMS Press, 1982.

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