Columbia subject headings:
Harvard subject headings:
Architecture and society--Italy--Avellino--History.
Avellino (Italy)--Buildings, structures, etc.
Avellino (Italy)--History.
Castles--Italy--Avellino--History.
Princeton subject headings:
Architecture and society--Italy--Avellino--History.
Avellino (Italy)--Buildings, structures, etc.
Avellino (Italy)--History.
Castles--Italy--Avellino--History.