Columbia subject headings:
Architects--Italy.
Architecture--Italy--History--20th century.
Gardella, Ignazio.
Libera, Adalberto, 1903-1963.
Michelucci, Giovanni, 1891-1990.
Ridolfi, Mario.
Harvard subject headings:
Architects--Italy.
Architecture--Italy
Architecture--Italy--History--20th century
Architecture--Italy--History--20th century.
Gardella, Ignazio
Libera, Adalberto, 1903-1963.
Michelucci, Giovanni, 1891-
Michelucci, Giovanni, 1891-1990.
Ridolfi, Mario.
Princeton subject headings:
Architects--Italy.
Architecture--Italy--History--20th century.