Lenz, P. A. (1955). A Pilgrimage to Loretto, A Booklet of Prayers and Description of the Shrines of Loretto, Pennsylvania. Altoona, Pa..
Dyfyniad Arddull ChicagoLenz, Paul A. A Pilgrimage to Loretto, A Booklet of Prayers and Description of the Shrines of Loretto, Pennsylvania. Altoona, Pa., 1955.
Dyfyniad MLALenz, Paul A. A Pilgrimage to Loretto, A Booklet of Prayers and Description of the Shrines of Loretto, Pennsylvania. Altoona, Pa., 1955.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.