APA (7th ed.) Citation

Barlow, F. (1965). William I. and the Norman conquest (1. print.). English Univ. Press.

Chicago Style (17th ed.) Citation

Barlow, Frank. William I. and the Norman Conquest. 1. print. London: English Univ. Press, 1965.

MLA (9th ed.) Citation

Barlow, Frank. William I. and the Norman Conquest. 1. print. English Univ. Press, 1965.