Di Gregorio, M. (2003). The precious pearl: The story of Saint Rita of Cascia. St. Pauls/Alba House.
Dyfyniad Arddull ChicagoDi Gregorio, Michael. The Precious Pearl: The Story of Saint Rita of Cascia. Staten Island, N.Y.: St. Pauls/Alba House, 2003.
Dyfyniad MLADi Gregorio, Michael. The Precious Pearl: The Story of Saint Rita of Cascia. St. Pauls/Alba House, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.