APA (7th ed.) Citation

Madden, T. F. (2010). Crusades: Medieval worlds in conflict. Ashgate.

Chicago Style (17th ed.) Citation

Madden, Thomas F. Crusades: Medieval Worlds in Conflict. Farnham [u.a.]: Ashgate, 2010.

MLA (9th ed.) Citation

Madden, Thomas F. Crusades: Medieval Worlds in Conflict. Ashgate, 2010.