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Dyfyniad Arddull ChicagoMary, Sodality of the Blessed Virgin. The Common Rules: Sodalities of Our Lady. St. Louis, 1957.
Dyfyniad MLAMary, Sodality of the Blessed Virgin. The Common Rules: Sodalities of Our Lady. St. Louis, 1957.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.