Columbia subject headings:
South Africa--Economic conditions--1961-1991--Congresses.
South Africa--Population policy--Congresses.
South Africa--Population--Congresses.
Harvard subject headings:
Birth control--South Africa--Congresses.
South Africa--Economic policy
South Africa--Population--Congresses.
Princeton subject headings:
Birth control--South Africa--Congresses.
South Africa--Economic policy.
South Africa--Population--Congresses.