Columbia subject headings:
Harvard subject headings:
Competition, International--Congresses
Employment forecasting--Germany--Congresses.
Labor policy--Germany--Congresses.
Manpower planning--Germany--Congresses.
Manpower policy--Germany--Congresses.
Princeton subject headings:
Competition, International--Congresses.
Labor policy--Germany--Congresses.
Manpower policy--Germany--Congresses.