APA (7th ed.) Citation

Nicolle, D., & Hook, A. (2004). Crusader castles in the Holy Land 1097-1192. Osprey.

Chicago Style (17th ed.) Citation

Nicolle, David, and Adam Hook. Crusader Castles in the Holy Land 1097-1192. Oxford: Osprey, 2004.

MLA (9th ed.) Citation

Nicolle, David, and Adam Hook. Crusader Castles in the Holy Land 1097-1192. Osprey, 2004.