Columbia subject headings:
Harvard subject headings:
Developing countries--Economic conditions--Periodicals.
Economic assistance--Developing countries--Periodicals
Economic history--1971-1990--Periodicals
Princeton subject headings:
Developing countries--Economic conditions--Periodicals.
Economic assistance--Developing countries--Periodicals.
Economic history--1971-1990--Periodicals.
Economic history--1990---Periodicals.
Periodicals.