The Relationship Between Head Teachers’ School Rules’ Implementation and Student Academic Performance In Secondary Schools. Journal of Namibian Studies : History Politics Culture, [S. l.], v. 33, p. 3113–3123, 2023. DOI: 10.59670/jns.v33i.683. Disponível em: https://www.namibian-studies.com/index.php/JNS/article/view/683. Acesso em: 4 nov. 2025.