NJOKU, O. N. 3 - Some Thought on the «Trust» System in Eastern Nigeria. Africa Development, [S. l.], v. 5, n. 2, 1980. DOI: 10.57054/ad.v5i2.3404. Disponível em: https://www.journals.codesria.org/index.php/ad/article/view/3404. Acesso em: 6 aug. 2025.