Columbia subject headings:
Architecture, Byzantine--Italy--Alcantara River Valley.
Church architecture--Italy--Alcantara River Valley--History--To 1500.
Harvard subject headings:
Architecture, Byzantine--Italy--Alcantara River Valley.
Church architecture--Italy--Alcantara River Valley--History--To 1500.
Princeton subject headings:
Architecture, Byzantine--Italy--Alcantara River Valley.
Church architecture--Italy--Alcantara River Valley--History--To 1500.