Columbia subject headings:
Campo Santa Margherita (Venice, Italy)
Plazas--Italy--Venice--History.
Venice (Italy)--Buildings, structures, etc.
Harvard subject headings:
Campo Santa Margherita (Venice, Italy)
Plazas--Italy--Venice--History.
Venice (Italy)--Buildings, structures, etc.
Princeton subject headings:
Venice (Italy)--History--20th century.