Não informado. (1976). Africa Development. Council for the Development of Economic and Social Research in Africa.
Chicago-referens (17:e uppl.)Não informado. Africa Development. Dakar: Council for the Development of Economic and Social Research in Africa, 1976.
MLA-referens (8:e uppl.)Não informado. Africa Development. Council for the Development of Economic and Social Research in Africa, 1976.
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