Columbia subject headings:
Harvard subject headings:
Cremona (Italy)--Emigration and immigration.
Foreign workers, Italian--Germany--History.
Germany--Emigration and immigration--History--1933-1945.
Germany--Emigration and immigration.
Italians--Germany--History.
Italy--Emigration and immigration--History--20th century.
Princeton subject headings:
Cremona (Italy)--Emigration and immigration.
Foreign workers, Italian--Germany--History.
Germany--Emigration and immigration.
Italians--Germany--History.