Cita APA (7a ed.)
Tyerman, C. (2004). Fighting for Christendom: Holy war and the crusades. Oxford University Press.
Cita Chicago Style (17a ed.)
Tyerman, Christopher. Fighting for Christendom: Holy War and the Crusades. Oxford ; New York: Oxford University Press, 2004.
Cita MLA (9a ed.)
Tyerman, Christopher. Fighting for Christendom: Holy War and the Crusades. Oxford University Press, 2004.
Precaución: Estas citas no son 100% exactas.