Philadelphia, A. C. H. S. o. (1911). Back matter. (Advertisements). Records of the American Catholic Historical Society of Philadelphia. Volume XXII. Philadelphia : American Catholic Historical Society of Philadelphia.
Dyfyniad Arddull ChicagoPhiladelphia, American Catholic Historical Society of. Back Matter. (Advertisements). Records of the American Catholic Historical Society of Philadelphia. Volume XXII. Philadelphia : American Catholic Historical Society of Philadelphia, 1911.
Dyfyniad MLAPhiladelphia, American Catholic Historical Society of. Back Matter. (Advertisements). Records of the American Catholic Historical Society of Philadelphia. Volume XXII. Philadelphia : American Catholic Historical Society of Philadelphia, 1911.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.