Kortendick, J. J. (1941). Contemporary Catholic authors: Monsignor Peter Guilday, historian of the American Catholic Church. Scranton, Pa..
Chicago-referens (17:e uppl.)Kortendick, James J. Contemporary Catholic Authors: Monsignor Peter Guilday, Historian of the American Catholic Church. Scranton, Pa., 1941.
MLA-referens (8:e uppl.)Kortendick, James J. Contemporary Catholic Authors: Monsignor Peter Guilday, Historian of the American Catholic Church. Scranton, Pa., 1941.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.