Columbia subject headings:
Cities and towns, Medieval.
Italy--History--476-1492.
Local government--Italy.
Harvard subject headings:
Cities and towns, Medieval
Cities and towns, Medieval--Italy--History.
Italy, Central--History.
Italy, Northern--History--To 1500.
Italy--History--476-1492.
Local government--Italy
Princeton subject headings:
Cities and towns, Medieval--Italy--History.
Italy, Central--History--To 1500.
Italy, Northern--History--To 1500.