NYAM VINCENT NYAM; EZEKIEL SIMPUT DANIAN. Approaches to Educational Planning in the 21st Century for National Development. Journal of African Innovation and Advanced Studies, Nigeria, v. 6, n. 2, 2024. Disponível em: https://africanscholarpub.com/ajaias/article/view/397.. Acesso em: 11 nov. 2026.