Columbia subject headings:
City planning--Italy--Venice--Congresses.
Floods--Italy--Venice--Congresses.
Urban renewal--Italy--Venice--Congresses.
Harvard subject headings:
City planning--Italy--Venice--Congresses.
Social prediction--Italy--Venice--Congresses.
Venice (Italy)--Environmental conditions--Congresses.
Princeton subject headings:
City planning--Italy--Venice--Congresses.
Social prediction--Italy--Venice--Congresses.
Venice (Italy)--Environmental conditions--Congresses.