Columbia subject headings:
Bridges--Italy--Cagliari.
Cagliari (Italy)--Buildings, structures, etc.
Cagliari (Italy)--History.
Cagliari (Italy)--Social life and customs.
Harvard subject headings:
Cagliari (Italy)--Buildings, structures, etc.
Cagliari (Italy)--History.
Cagliari (Italy)--Social life and customs.
Princeton subject headings:
Bridges--Italy--Cagliari.
Cagliari (Italy)--History.
Cagliari (Italy)--Social conditions.
Cagliari (Italy)--Social life and customs.