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