APA (7th ed.) Citation

Asbridge, T. S. (2005). The first crusade: A new history; [the roots of conflict between Christianity and Islam] (1. issued as an Oxford University Press paperback.). Oxford University Press.

Chicago Style (17th ed.) Citation

Asbridge, Thomas S. The First Crusade: A New History; [the Roots of Conflict Between Christianity and Islam]. 1. issued as an Oxford University Press paperback. Oxford [u.a.]: Oxford University Press, 2005.

MLA (8th ed.) Citation

Asbridge, Thomas S. The First Crusade: A New History; [the Roots of Conflict Between Christianity and Islam]. 1. issued as an Oxford University Press paperback. Oxford University Press, 2005.