Columbia subject headings:
Germany--Foreign relations--1945-
Germany--Politics and government--1945-1990.
World politics--1945-1989.
Harvard subject headings:
Germany--Foreign relations--1945-
Germany--Politics and government--1945-1990.
World politics--1945-
World politics--1945-1989
Princeton subject headings:
Germany--Foreign relations--1945-
Germany--Foreign relations--1945-1990.
Germany--Politics and government--1945-1990.
World politics--1945-1989.