Columbia subject headings:
City planning--Italy--Milan--Exhibitions.
Public architecture--Italy--Milan--Designs and plans--Exhibitions.
Harvard subject headings:
Architecture--Italy--Milan--Exhibitions.
Cities and towns--Italy--Milan--Exhibitions.
City planning--Italy--Italy--Milan--Exhibitions.
City planning--Italy--Milan--Exhibitions.
Public architecture--Italy--Milan--Designs and plans--Exhibitions.
Princeton subject headings: