Columbia subject headings:
City planning--Italy--Congresses.
Information technology--Italy--Congresses.
Regional planning--Italy--Congresses.
Harvard subject headings:
City planning--Italy--Congresses
Information technology--Italy--Congresses.
Regional planning--Italy--Congresses.
Princeton subject headings:
City planning--Italy--Congresses.
Information technology--Italy--Congresses.
Regional planning--Italy--Congresses.