Columbia subject headings:
Cagliari (Italy)--Description and travel.
Cagliari (Italy)--History.
City planning--Italy--Cagliari.
City planning--Italy.
Harvard subject headings:
Castello (Cagliari, Italy)--History.
Urbanization--Italy--Cagliari--History.
Princeton subject headings:
Cagliari (Italy)--History.
City planning--Italy--Cagliari--History.