Columbia subject headings:
Africa--Economic conditions--1960-
Africa--Economic policy.
Economic assistance, American--Africa.
Free enterprise--Africa.
Investments, American--Africa.
Harvard subject headings:
Africa--Economic conditions--1960-
Africa--Economic policy.
Economic assistance, American--Africa
Free enterprise--Africa.
Investments, American--Africa.
Princeton subject headings:
Africa--Economic conditions--1960-
Africa--Economic policy.
Economic assistance, American--Africa.
Free enterprise--Africa.
Investments, American--Africa.