Columbia subject headings:
Alghero (Italy)--History.
City planning--Italy--Alghero--History.
City planning--Italy--History.
City planning--Italy--Sassari--History.
Sassari (Italy)--History.
Harvard subject headings:
Alghero (Italy)--History.
City planning--Italy--History
Sassari (Italy)--History.
Princeton subject headings:
Alghero (Italy)--Description and travel.
Castelsardo (Italy)--Description and travel.
City planning--Italy--Sardinia.
Porto Torres (Italy)--Description and travel.
Sassari (Italy)--Description and travel.