OMODAN, Taiwo Christianah; TSOTETSI, Cias T. Framing Ubuntu Philosophy to Reconstruct Principals’ Behaviour and Teachers’ effectiveness in Secondary Schools. Interdisciplinary Journal of Education Research, [S. l.], v. 1, n. 1, p. 25–45, 2019. Disponível em: https://pubs.ufs.ac.za/index.php/ijer/article/view/709. Acesso em: 30 sep. 2025.