Columbia subject headings:
Agricultural laborers--Poland--Słupsk Region.
Manpower policy, Rural--Poland--Słupsk Region.
State farms--Poland--Słupsk Region.
Harvard subject headings:
Agricultural laborers--Poland--Słupsk Region.
Agricultural laborers--Poland.
Labor laws and legislation--Poland
Manpower policy, Rural--Poland--Słupsk Region.
State farms--Poland--Słupsk Region.
State farms--Social aspects--Poland.
Princeton subject headings: