AD, Volume 6, n° 3, 1981 - Full Issue. Africa Development, [S. l.], v. 6, n. 3, 1981. DOI: 10.57054/ad.v6i3.2012. Disponível em: https://journals.codesria.org/index.php/ad/article/view/2012. Acesso em: 11 mar. 2025.