Columbia subject headings:
Communism--Poland.
Labor unions and communism--Poland.
NSZZ "Solidarność" (Labor organization)
Poland--Politics and government--1980-1989.
Poland--Social conditions--1945-
Harvard subject headings:
Communism--Poland
Labor unions and communism--Poland.
NSZZ "Solidarność" (Labor organization)
Poland--Politics and government--1980-1989
Poland--Social conditions--1945-
Princeton subject headings:
Communism--Poland.
Labor unions and communism--Poland.
NSZZ "Solidarność" (Labor organization)
Poland--Politics and government--1980-1989.
Poland--Social conditions--1945-