Columbia subject headings:
Poland--History--1980-1989.
Poland--Politics and government.
Representative government and representation--Poland--History--20th century.
Representative government and representation--Spain--History--20th century.
Spain--History--1975-
Spain--Politics and government.
Harvard subject headings:
Poland--History--1980-1989
Poland--Politics and government
Representative government and representation--Poland--History--20th century.
Representative government and representation--Spain--History--20th century.
Spain--History--1975-
Spain--Politics and government
Princeton subject headings:
Poland--History--1980-1989.
Poland--Politics and government.
Representative government and representation--Poland--History--20th century.
Representative government and representation--Spain--History--20th century.
Spain--History--1975-
Spain--Politics and government.