OJEWUMI, M. J.; JAIYEOBA, A. O. COMMITTEE SYSTEM AND SECONDARY SCHOOL ADMINISTRATIVE EFFECTIVENESS IN IBADAN METROPOLIS, OYO STATE, NIGERIA. African Journal of Educational Management, [S. l.], v. 22, n. 2, p. 251–268, 2022. Disponível em: http://journals.ui.edu.ng/index.php/ajem/article/view/703. Acesso em: 22 may. 2024.