Columbia subject headings:
NSZZ "Solidarność" (Labor organization)
Poland--Politics and government--1989-
Wałęsa, Lech, 1943-
Working class--Poland.
Harvard subject headings:
NSZZ "Solidarność" (Labor organization)
Poland--Politics and government--1945-1980
Poland--Politics and government--1980-1989
Wałęsa, Lech, 1943-.
Working class--Poland.
Princeton subject headings:
NSZZ "Solidarność" (Labor organization)
Poland--Politics and government--1980-1989.
Wałęsa, Lech, 1943-
Working class--Poland.