Columbia subject headings:
Sardinia (Italy)--Economic conditions.
Sardinia (Italy)--History--456-1297.
Sardinia (Italy)--History--Aragonese and Spanish rule, 1297-1708.
Harvard subject headings:
Sardinia (Italy)--Economic conditions
Sardinia (Italy)--History--456-1297.
Sardinia (Italy)--History--Aragonese and Spanish rule, 1297-1708.
Princeton subject headings:
Sardinia (Italy)--History.