Columbia subject headings:
Europe, Central--Maps.
Europe--Maps.
Europe--Politics and government--1989-
Geopolitics--Europe.
Maps.
Harvard subject headings:
Europe, Central--Maps.
Europe, Eastern--Maps.
Europe--Maps.
Geography--Europe, Central.
Geography--Europe, Eastern.
Human geography--Europe--Maps.
Princeton subject headings:
Europe--Politics and government--1989-
Geopolitcs--Europe.