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Dyfyniad Arddull ChicagoEducation, National Catholic Welfare Conference. Bureau of. Handbook for Speakers: Campaign for Catholic Education. Washington, D.C., 1923.
Dyfyniad MLAEducation, National Catholic Welfare Conference. Bureau of. Handbook for Speakers: Campaign for Catholic Education. Washington, D.C., 1923.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.