Columbia subject headings:
Africa--Economic conditions--1960-
Economic assistance, American--Africa.
Investments, Foreign--Africa.
United States. Agency for International Development. Bureau for Africa.
Harvard subject headings:
Africa--Economic conditions--1960-
Economic assistance, American--Africa
Investments, Foreign--Africa.
United States. Agency for International Development. Bureau for Africa.
Princeton subject headings:
Africa--Economic conditions--1960-
Economic assistance, American--Africa.
Investments, Foreign--Africa.
United States. Agency for International Development. Bureau for Africa