Ann Catherine McDonald Scrapbook. University of Notre Dame Archives.
Dyfyniad Arddull ChicagoAnn Catherine McDonald Scrapbook. University of Notre Dame Archives.
Dyfyniad MLAAnn Catherine McDonald Scrapbook. University of Notre Dame Archives.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.