Columbia subject headings:
Architects--Italy--Biography.
Architecture, Modern--20th century.
Architecture--Italy--History--20th century.
Piano, Renzo--Friends and associates.
Piano, Renzo.
Harvard subject headings:
Architects--Italy--Biography
Architecture, Modern--21st century
Architecture--Italy--History--20th century
Piano, Renzo--Friends and associates.
Piano, Renzo.
Princeton subject headings:
Architects--Italy--Biography.
Architecture, Modern--20th century.
Architecture--Italy--History--20th century.
Piano, Renzo--Friends and associates.
Piano, Renzo.