NWEKE, EMMANUEL ONYEKACHI; JOYCE, A. BARTH-NENGIA; FELIX, NWOKOGBA. Management Information System and Effective Planning of Tertiary Institutions in Rivers State. African Journal of Management and Business Research, [S. l.], v. 13, n. 1, 2023. Disponível em: https://publications.afropolitanjournals.com/index.php/ajmbr/article/view/734. Acesso em: 27 oct. 2026.