Columbia subject headings:
Europe, Eastern--Foreign relations--Germany.
Germany--Foreign relations--1990-
Germany--Foreign relations--Europe, Eastern.
Harvard subject headings:
Europe, Eastern--Foreign relations--Germany.
Germany--Foreign relations--1990-
Germany--Foreign relations--Europe, Eastern.
Princeton subject headings:
Europe, Eastern--Foreign relations--Germany.
Germany--Foreign relations--1990-
Germany--Foreign relations--Europe, Eastern.