Columbia subject headings:
Art, Modern--20th century--Exhibitions--History.
Art--Italy--Exhibitions--History--20th century.
Harvard subject headings:
Art, Italian--20th century--Exhibitions
Art, Modern--20th century--Exhibitions
Exhibitions--Italy--History--20th century.
Princeton subject headings:
Art, Modern--20th century--Exhibitions--History.
Art--Italy--Exhibitions--History--20th century.