ETHICAL VALUES IN SCHOOL ADMINISTRATION IN NIGERIA: ISSUES AND CHALLENGES FOR SUSTAINABLE NATIONAL DEVELOPMENT. Journal of Association of Educational Management and Policy Practitioners, [S. l.], v. 7, n. 2, p. 305–313, 2026. Disponível em: https://journals.aemapp.org/index.php/JAEMAPP/article/view/643. Acesso em: 26 jul. 2026.