Philadelphia, A. C. H. S. o. (1908). Back matter. (Advertisements). Records of the American Catholic Historical Society of Philadelphia, Volume XIX. No. 1. Philadelphia : American Catholic Historical Society of Philadelphia.
Chicago-referens (17:e uppl.)Philadelphia, American Catholic Historical Society of. Back Matter. (Advertisements). Records of the American Catholic Historical Society of Philadelphia, Volume XIX. No. 1. Philadelphia : American Catholic Historical Society of Philadelphia, 1908.
MLA-referens (8:e uppl.)Philadelphia, American Catholic Historical Society of. Back Matter. (Advertisements). Records of the American Catholic Historical Society of Philadelphia, Volume XIX. No. 1. Philadelphia : American Catholic Historical Society of Philadelphia, 1908.