Columbia subject headings:
Harvard subject headings:
Manpower policy--Czechoslovakia.
Manpower policy--Hungary
Manpower policy--Poland
Wages--Government policy--Czechoslovakia.
Wages--Government policy--Hungary.
Wages--Government policy--Poland.
Princeton subject headings:
Manpower policy--Czechoslovakia.
Manpower policy--Hungary.
Manpower policy--Poland.
Wages--Government policy--Czechoslovakia.
Wages--Government policy--Hungary.
Wages--Government policy--Poland.