Columbia subject headings:
NSZZ "Solidarność" (Labor organization)
Poland--Politics and government--1989-
Harvard subject headings:
Gdańsk (Poland)--Politics and government.
NSZZ "Solidarność" (Labor organization)
Poland--Politics and government--1945-
Poland--Politics and government--1980-1989
Princeton subject headings:
Poland--Politics and government--1945-.