Columbia subject headings:
Europe--Relations--Italy--Milan--Exhibitions.
Milan (Italy)--Civilization--Exhibitions.
Milan (Italy)--Relations--Europe--Exhibitions.
Harvard subject headings:
Europe--Exhibitions.
Europe--Relations--Italy--Milan--Exhibitions.
Milan (Italy)--Civilization--Exhibitions.
Milan (Italy)--Relations--Europe--Exhibitions.
Princeton subject headings:
Europe--Relations--Italy--Milan--Exhibitions.
Milan (Italy)--Civilization--Exhibitions.
Milan (Italy)--Relations--Europe--Exhibitions.