Columbia subject headings:
Bishops--Italy--Montefeltro--Congresses.
Sormani, Giovanni Francesco--Congresses.
Harvard subject headings:
Bishops--Italy--Montefeltro--Congresses.
Catholic Church. Diocese of Montefeltro (Italy)--History--16th century--Congresses.
Sormani, Giovanni Francesco, 1522-1601--Congresses.
Sormani, Giovanni Francesco--Congresses.
Princeton subject headings: