Rivard, D. A. (2009). Blessing the world: Ritual and lay piety in medieval religion. Catholic University of America Press.
Lua i Stíl Chicago (17ú heag.)Rivard, Derek A. Blessing the World: Ritual and Lay Piety in Medieval Religion. Washington, D.C.: Catholic University of America Press, 2009.
Lua MLA (9ú heag.)Rivard, Derek A. Blessing the World: Ritual and Lay Piety in Medieval Religion. Catholic University of America Press, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.