APA (7th ed.) Citation

Le Patourel, J. (1997). The Norman empire. Clarendon Press.

Chicago Style (17th ed.) Citation

Le Patourel, John. The Norman Empire. Oxford: Clarendon Press, 1997.

MLA (9th ed.) Citation

Le Patourel, John. The Norman Empire. Clarendon Press, 1997.

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