Columbia subject headings:
Harvard subject headings:
City planning--Italy--Livorno--History--20th century.
Livorno (Italy)--Social conditions--20th century.
Livorno (Italy)--Social life and customs--20th century.
Princeton subject headings:
Livorno (Italy)--History--20th century.
Livorno (Italy)--Social conditions--20th century.
Livorno (Italy)--Social life and customs--20th century.