Columbia subject headings:
Africa, Sub-Saharan--Economic conditions.
Africa, Sub-Saharan--Social conditions.
Socialism--Africa, Sub-Saharan.
Harvard subject headings:
Africa, Sub-Saharan--Economic conditions--1960-
Africa, Sub-Saharan--Social conditions.
Socialism--Africa, Sub-Saharan.
Princeton subject headings:
Africa, Sub-Saharan--Economic conditions--1960-
Africa, Sub-Saharan--Social conditions.
Socialism--Africa, Sub-Saharan.