Columbia subject headings:
Architecture--Italy--History--20th century--Catalogs.
Canella, Guido--Catalogs.
Harvard subject headings:
Architects--Italy.
Architecture--Italy--History--20th century
Canella, Guido--Catalogs.
Princeton subject headings:
Architecture--Italy--History--20th century--Catalogs.
Canella, Guido--Catalogs.
Catalogs.