Kaeuper, R. W. (2009). Holy warriors: The religious ideology of chivalry. University of Pennsylvania Press.
Chicago-referens (17:e uppl.)Kaeuper, Richard W. Holy Warriors: The Religious Ideology of Chivalry. Philadelphia, Pa.: University of Pennsylvania Press, 2009.
MLA-referens (9:e uppl.)Kaeuper, Richard W. Holy Warriors: The Religious Ideology of Chivalry. University of Pennsylvania Press, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.