Kaeuper, R. W. (2009). Holy warriors: The religious ideology of chivalry. University of Pennsylvania Press.
Citazione stile Chigago Style (17a edizione)Kaeuper, Richard W. Holy Warriors: The Religious Ideology of Chivalry. Philadelphia, Pa.: University of Pennsylvania Press, 2009.
Citatione MLA (9a ed.)Kaeuper, Richard W. Holy Warriors: The Religious Ideology of Chivalry. University of Pennsylvania Press, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.