Columbia subject headings:
Abbeys--Italy--Abruzzo.
Abruzzo (Italy)--Church history.
Cistercians--Italy--Abruzzo.
Monasticism and religious orders--Italy--Abruzzo--History--Middle Ages, 600-1500.
Harvard subject headings:
Princeton subject headings:
Abbeys--Italy--Abruzzo.
Abruzzo (Italy)--Buildings, structures, etc.
Architecture, Medieval--Italy--Abruzzo.
Church architecture--Italy--Abruzzo.
Cistercian architecture--Italy--Abruzzo.