Columbia subject headings:
Harvard subject headings:
Foreign workers--Germany.
Labor market--Germany.
Manpower policy--Germany
Public welfare--Germany
Unemployment insurance--Germany
Princeton subject headings:
Foreign workers--Germany.
Immigrants--Germany--Economic conditions.
Immigrants--Germany--Social conditions.
Labor market--Germany.
Manpower policy--Germany.
Public welfare--Germany.
Unemployment insurance--Germany.
Welfare recipients--Germany.