APA Citation

O'Callaghan, J. F. (2011). The Gibraltar crusade: Castile and the battle for the Strait. Philadelphia: University of Pennsylvania Press.

Chicago Style Citation

O'Callaghan, Joseph F. The Gibraltar Crusade: Castile and the Battle for the Strait. Philadelphia: University of Pennsylvania Press, 2011.

MLA Citation

O'Callaghan, Joseph F. The Gibraltar Crusade: Castile and the Battle for the Strait. Philadelphia: University of Pennsylvania Press, 2011.

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