Columbia subject headings:
Cities and towns, Medieval--Italy--Lombardy.
Lombardy (Italy)--Civilization--To 1535.
Lombardy (Italy)--History--To 1535.
Lombardy (Italy)--Rural conditions.
Lombardy (Italy)--Social conditions.
Harvard subject headings:
Cities and towns, Medieval--Italy--Lombardy.
Lombardy (Italy)--History--To 1535.
Lombardy (Italy)--Rural conditions.
Lombardy (Italy)--Social conditions.
Princeton subject headings: