Columbia subject headings:
Capitalism--Sudan.
Peasants--Sudan.
Social classes--Sudan.
Sudan--Economic conditions--1973-1983.
Working class--Sudan.
Harvard subject headings:
Capitalism--Sudan.
Peasants--Sudan.
Social classes--Sudan.
Sudan--Economic conditions--1973-
Sudan--Economic conditions--1973-1983.
Sudan--Economic conditions--1983-
Working class--Sudan.
Princeton subject headings:
Capitalism--Sudan.
Labor--Sudan.
Peasants--Sudan.
Social classes--Sudan.
Sudan--Economic conditions--1983-