KHALID ALI EL AMIN. 5 - Challenges Facing Africa and those Facing the Social Sciences. CODESRIA Bulletin, [S. l.], n. 03-04, 2012. DOI: 10.57054/cb03-042012429. Disponível em: https://journals.codesria.org/index.php/codesriabulletin/article/view/429. Acesso em: 30 apr. 2024.