Columbia subject headings:
Architecture, Romanesque--Italy--Abruzzo.
Architecture, Romanesque--Italy--Campania.
Monasteries--Italy--Abruzzo.
Monasteries--Italy--Campania.
Montecassino (Monastery)
Harvard subject headings:
Princeton subject headings:
Architecture, Romanesque--Italy.
Church architecture--Italy.
Montecassino (Monastery)