Columbia subject headings:
Poland--Politics and government--1945-1980.
Poland--Politics and government--1980-1989.
Poland--Politics and government--1989-
Harvard subject headings:
Hero worship--Poland--History--20th century.
Holidays--Poland--History--20th century.
Monuments--Political aspects--Poland--History--20th century.
Political customs and rites--Poland--History--20th century.
Symbolism in politics--Poland--History--20th century.
Princeton subject headings: