Columbia subject headings:
Harvard subject headings:
City planning--Italy--Udine.
Historic districts--Italy--Udine--History.
Plazas--Italy--Udine--History.
Space (Architecture)--Italy--Udine.
Udine (Italy)--History.
Princeton subject headings:
City planning--Italy--Udine.
Historic districts--Italy--Udine--History.
Plazas--Italy--Udine--History.
Space (Architecture)--Italy--Udine.
Udine (Italy)--History.