Columbia subject headings:
Harvard subject headings:
Bobbio (Abbey : Bobbio, Italy)--History.
Bobbio (Italy)--Church history.
Catholic Church--Italy--Bobbio--Bishops--History.
Catholic Church. Diocese of Bobbio (Italy)--History.
Monasteries--Italy--Bobbio--History.
Princeton subject headings:
Bobbio (Abbey : Bobbio, Italy)--History.
Bobbio (Italy)--Church history.
Catholic Church--Italy--Bobbio--Bishops.
Catholic Church--Italy--Bobbio--History.
Catholic Church. Diocese of Bobbio (Italy)--History.
Monasteries--Italy--Bobbio--History.