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