Columbia subject headings:
Harvard subject headings:
Botswana--Economic conditions--1966---Periodicals.
Eswatini--Economic conditions--Periodicals.
Lesotho--Economic conditions--Periodicals.
Namibia--Economic conditions--Periodicals.
Princeton subject headings:
Botswana--Economic conditions--1966---Periodicals.
Lesotho--Economic conditions--Periodicals.
Namibia--Economic conditions--Periodicals.
Swaziland--Economic conditions--Periodicals.