Columbia subject headings:
Poland--Economic policy--1945-1955.
Poland--Economic policy--1956-1960.
Pomerania (Poland and Germany)--Economic conditions.
Harvard subject headings:
Poland--Economic policy--1945-1981
Województwo Zachodniopomorskie (Poland)--Economic conditions.
Princeton subject headings:
Pomerania (Poland and Germany)
Pomerania (Poland and Germany)--Economic conditions.