Columbia subject headings:
Harvard subject headings:
Dissenters--Poland--History--20th century.
Komitet Samoobrony Społecznej KOR.
NSZZ "Solidarność" (Labor organization)
Poland--Politics and government--1945-1980
Poland--Politics and government--1980-1989
Protest movements--Poland--History--20th century.
Social change--Poland--History--20th century.
Princeton subject headings:
Dissenters--Poland--History--20th century.
Komitet Samoobrony Społecznej KOR.
NSZZ "Solidarność" (Labor organization)
Poland--Politics and government--1945-1980.
Poland--Politics and government--1980-1989.
Protest movements--Poland--History--20th century.
Social change--Poland--History--20th century.