Columbia subject headings:
Harvard subject headings:
Africa, Central--Foreign relations.
Africa, Central--Politics and government--1960-
Africa, West--Foreign relations.
Africa, West--Politics and government--1960-
International relations
Princeton subject headings:
Africa, Central--Foreign relations.
Africa, Central--Politics and government--1960-
Africa, West--Foreign relations.
Africa, West--Politics and government--1960-
International relations.