PRINCIPALS ETHICAL SUPERVISORY PRACTICES AND STUDENT’SACADEMIC  PERFORMANCE IN PUBLIC SECONDARY SCHOOLS IN RIVERS STATE. Scientific Journal of Educational Management, Research and law, [S. l.], v. 5, n. 1, p. 129–138, 2025. Disponível em: https://journals.aemapp.org/index.php/SJEMRL/article/view/339. Acesso em: 25 jun. 2026.