Columbia subject headings:
Civic centers--Italy--Congresses.
Community centers--Italy--Congresses.
Public buildings--Remodeling for other use--Italy--Congresses.
Harvard subject headings:
Civic centers--Italy--Congresses.
Community centers--Italy--Congresses.
Public buildings--Remodeling for other use--Italy--Congresses.
Princeton subject headings:
Civic centers--Italy--Congresses.
Community centers--Italy--Congresses.
Public buildings--Remodeling for other use--Italy--Congresses.