Columbia subject headings:
Color in architecture--Italy.
Facades--Conservation and restoration--Italy.
Historic buildings--Conservation and restoration--Italy.
Harvard subject headings:
Color in architecture--Italy.
Facades--Conservation and restoration--Italy.
Facades--Italy--Conservation and restoration.
Historic buildings--Conservation and restoration--Italy.
Princeton subject headings:
Architecture--Italy--Conservation and restoration--Congresses.
Architecture--Italy--Parma--Conservation and restoration--Congresses.
Facades--Italy--Conservation and restoration--Congresses.