Columbia subject headings:
Central places--Italy--Veneto--Congresses.
City planning--Italy--Veneto--Congresses.
Urban renewal--Italy--Veneto--Congresses.
Harvard subject headings:
Central places--Italy--Veneto--Congresses.
City planning--Italy--Veneto--Congresses.
Historic sites--Conservation and restoration--Italy--Congresses.
Urban renewal--Italy
Urban renewal--Italy--Veneto--Congresses.
Princeton subject headings:
Architecture--Italy--Conservation and restoration--Congresses.
Cities and towns--Italy--History--Congresses.
Historic buildings--Italy--Conservation and restoration--Congresses.
Italy--Buildings, structures, etc.--Conservation and restoration--Congresses.