The Administrative Competencies Practicing Degree by the Secondary Schools Principals in the Education Directorate at BaniKenana. Journal of Educational and Psychological Sciences, [S. l.], v. 2, n. 18, p. 17–1, 2018. DOI: 10.26389/AJSRP.A300418. Disponível em: https://journals.ajsrp.com/index.php/jeps/article/view/323.. Acesso em: 17 may. 2024.