Msgr. James McMahon. The American Catholic Research Center and University Archives.
Dyfyniad Arddull ChicagoMsgr. James McMahon. The American Catholic Research Center and University Archives.
Dyfyniad MLAMsgr. James McMahon. The American Catholic Research Center and University Archives.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.