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Approche sociologique du developpement et ressources humaines en Afrique
Ranaivoarivony, Guy de Princy, (1977)
Poverty and the development of human resources--regional perspectives : a background paper for World development report, 1980
Bussink, Willem C. F., (1980)
United Nations Economic and Council, Economic Commission for Africa, 8. Meeting of the Conference of Ministers : Tripoli ; Libyan Arab Jamahiriya, 27.-30.4.1982
(1981)