Kortendick, J. J. (1941). Contemporary Catholic authors: Monsignor Peter Guilday, historian of the American Catholic Church. Scranton, Pa..
Lua i Stíl Chicago (17ú heag.)Kortendick, James J. Contemporary Catholic Authors: Monsignor Peter Guilday, Historian of the American Catholic Church. Scranton, Pa., 1941.
Lua MLA (8ú heag.)Kortendick, James J. Contemporary Catholic Authors: Monsignor Peter Guilday, Historian of the American Catholic Church. Scranton, Pa., 1941.
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