Columbia subject headings:
Developing countries--Economic conditions--Congresses.
Economic development--Social aspects--Congresses.
Tunisia--Economic conditions--1956-1987--Congresses.
Harvard subject headings:
Developing countries--Economic conditions--Congresses.
Economic development--Social aspects--Congresses
Tunisia--Economic conditions--1956-1987--Congresses.
Princeton subject headings:
Developing countries--Economic conditions--Congresses.
Economic development--Social aspects--Congresses.
Tunisia--Economic conditions--1987---Congresses.