UMANAH EKONG, PHD, E.; AKPAN, PHD, U. J. The Humanities and Africa’s Development. International Journal of Social Sciences and Humanities Invention, [S. l.], v. 6, n. 2, p. 5265–5272, 2019. DOI: 10.18535/ijsshi/v6i2.02. Disponível em: https://valleyinternational.net/index.php/theijsshi/article/view/1177. Acesso em: 28 mar. 2024.