Columbia subject headings:
Harvard subject headings:
Città di Castello (Italy)--Church history.
Città di Castello (Italy)--History--Sources.
Giovanni II, Bishop of Città di Castello, active 1204-1226.
Princeton subject headings:
Catholic Church. Diocese of Città di Castello (Italy)--History--Sources.
Catholic Church. Diocese of Città di Castello (Italy)--History.
Church and state--Italy--Città di Castello Region--History.
Città di Castello Region (Italy)--Church history--Sources.
Città di Castello Region (Italy)--Church history.
Giovanni II, Bishop of Città di Castello, active 1204-1226.