Columbia subject headings:
Harvard subject headings:
Hazardous occupations--Germany.
Informal sector (Economics)--Germany.
Labor market--Germany.
Part-time employment--Germany
Precarious employment--Germany.
Public welfare--Economic aspects--Germany.
Social service--Economic aspects--Germany.
Temporary employment--Germany.
Princeton subject headings:
Hazardous occupations--Germany.
Informal sector (Economics)--Germany.
Labor market--Germany.
Part-time employment--Germany.
Precarious employment--Germany.
Public welfare--Economic aspects--Germany.
Social service--Economic aspects--Germany.
Temporary employment--Germany.