Columbia subject headings:
Harvard subject headings:
Abbeys--Italy--Abbruzo--History.
Abruzzo (Italy)--Buildings, structures, etc.
Benedictine architecture--Italy--Abbruzo--History.
Benedictines--Italy--Abruzzo--History.
Princeton subject headings:
Abbeys--Italy--Abruzzo.
Abruzzo (Italy)--Buildings, structures, etc.
Benedictine architecture--Italy--Abruzzo.
Christian art and symbolism--Italy--Abruzzo.