Citazione APA

Philadelphia, A. C. H. S. o. (1897). Advertisement, three lecture cards, American Catholic Historical Society, [1897?].

Stile di citazione Chicago

Philadelphia, American Catholic Historical Society of. Advertisement, Three Lecture Cards, American Catholic Historical Society, [1897?]. 1897.

Citazione MLA

Philadelphia, American Catholic Historical Society of. Advertisement, Three Lecture Cards, American Catholic Historical Society, [1897?]. 1897.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.