Rivard, D. A. (2009). Blessing the world: Ritual and lay piety in medieval religion. Catholic University of America Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRivard, Derek A. Blessing the World: Ritual and Lay Piety in Medieval Religion. Washington, D.C.: Catholic University of America Press, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRivard, Derek A. Blessing the World: Ritual and Lay Piety in Medieval Religion. Catholic University of America Press, 2009.
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