APA (7th ed.) Citation

Philadelphia, A. C. H. S. o. (1963). Catholicity in Philadelphia and a Guide to the Historic Sites. Philadelphia.

Chicago Style (17th ed.) Citation

Philadelphia, American Catholic Historical Society of. Catholicity in Philadelphia and a Guide to the Historic Sites. Philadelphia, 1963.

MLA (8th ed.) Citation

Philadelphia, American Catholic Historical Society of. Catholicity in Philadelphia and a Guide to the Historic Sites. Philadelphia, 1963.

Warning: These citations may not always be 100% accurate.