EZININE , R. U. RELATIONSHIP BETWEEN PRINCIPALS’ SUPERVISORY TECHNIQUES AND TEACHERS JOB PERFORMANCE IN SECONDARY SCHOOLS IN ANAMBRA STATE. Academic Journal of Current Research, [S. l.], v. 8, n. 1, 2021. Disponível em: https://cirdjournals.com/index.php/ajcr/article/view/419. Acesso em: 17 apr. 2026.