Columbia subject headings:
Harvard subject headings:
Benedict, Saint, Abbot of Monte Cassino.
Norcia (Italy)--Church history.
Norcia (Italy)--History.
Princeton subject headings:
Ciucci, Fortunato, active 17th century. Istorie della antica città di Norsia.
Norcia (Italy)--History--Early works to 1800.
Norcia (Italy)--History--Sources.