BOTHA, R. (Nico) .; ALEME, S. G. . Integrative Principals’ Leadership Behaviour Approach to Improve Student Academic Outcomes in Ethiopian Secondary Schools. International Journal of Learning, Teaching and Educational Research, [S. l.], v. 22, n. 1, p. 72–93, 2023. Disponível em: http://www.ijlter.net/index.php/ijlter/article/view/1496. Acesso em: 30 apr. 2026.