Columbia subject headings:
Sicily (Italy)--Economic conditions--16th century.
Harvard subject headings:
Fiscal policy--Italy--Sicily--History--16th century.
Sicily (Italy)--Economic conditions--16th century.
Princeton subject headings:
Finance, Public--Italy--Sicily--History--16th century.
Sicily (Italy)--Economic conditions--16th century.
Sicily (Italy)--History--15th-18th centuries.