Lower, M. (2005). The Barons' Crusade: A call to arms and its consequences. University of Pennsylvania Press.
Lua i Stíl Chicago (17ú heag.)Lower, Michael. The Barons' Crusade: A Call to Arms and Its Consequences. Philadelphia: University of Pennsylvania Press, 2005.
Lua MLA (9ú heag.)Lower, Michael. The Barons' Crusade: A Call to Arms and Its Consequences. University of Pennsylvania Press, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.