Columbia subject headings:
Milan (Italy)--Economic conditions.
Milan (Italy)--History--To 1535.
Milan (Italy)--Politics and government.
Milan (Italy)--Social conditions.
Harvard subject headings:
Milan (Italy)--Economic conditions.
Milan (Italy)--History--To 1535.
Milan (Italy)--Politics and government.
Milan (Italy)--Social conditions.
Princeton subject headings:
Milan (Italy)--Economic conditions.
Milan (Italy)--History--To 1535.
Milan (Italy)--Politics and government.
Milan (Italy)--Social conditions.