Columbia subject headings:
Harvard subject headings:
Europe, Central--Economic conditions.
Europe, Central--Politics and government.
Europe, Central--Social conditions.
Europe, Eastern--Economic conditions--1989-
Europe, Eastern--Politics and government--1989-
Europe, Eastern--Social conditions.
Princeton subject headings:
Europe, Central--Economic conditions.
Europe, Central--Politics and government--1989-
Europe, Central--Social conditions.
Europe, Eastern--Economic conditions--1989-
Europe, Eastern--Politics and government--1989-
Europe, Eastern--Social conditions--1989-