Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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