Columbia subject headings:
Catholic Church--Clergy--Appointment, call, and election.
Catholic Church. Archdiocese of Bologna (Italy)--History--Sources.
Catholic Church. Ecclesiastical Province of Venice (Italy)--History--Sources.
Harvard subject headings:
Bologna (Archdiocese)--History--Sources.
Catholic Church--Clergy--Appointment, call, and election.
Catholic Church. Province of Venice--History--Sources.
Princeton subject headings:
Catholic Church--Clergy--Appointment, call, and election.
Catholic Church. Archdiocese of Bologna (Italy)--History--Sources.
Catholic Church. Ecclesiastical Province of Venice (Italy)--History--Sources.