Kaeuper, R. W. (2009). Holy warriors: The religious ideology of chivalry. University of Pennsylvania Press.
Chicago-čujuhus (17. p.)Kaeuper, Richard W. Holy Warriors: The Religious Ideology of Chivalry. Philadelphia, Pa.: University of Pennsylvania Press, 2009.
MLA-čujuhus (9. p.)Kaeuper, Richard W. Holy Warriors: The Religious Ideology of Chivalry. University of Pennsylvania Press, 2009.
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