Philadelphia, A. C. H. S. o. (1904). Back matter. (Advertisements). Records of the American Catholic Historical Society of Philadelphia. Volume XV. No. 2. Philadelphia : American Catholic Historical Society of Philadelphia.
Παραπομπή σε μορφή Chicago (17η εκδ.)Philadelphia, American Catholic Historical Society of. Back Matter. (Advertisements). Records of the American Catholic Historical Society of Philadelphia. Volume XV. No. 2. Philadelphia : American Catholic Historical Society of Philadelphia, 1904.
Παραπομπή σε μορφή MLA (8th εκδ.)Philadelphia, American Catholic Historical Society of. Back Matter. (Advertisements). Records of the American Catholic Historical Society of Philadelphia. Volume XV. No. 2. Philadelphia : American Catholic Historical Society of Philadelphia, 1904.