MBA, Callistus Okechukwu; UGWULASHI, Chima Sebastine. Quality Assurance: Managing Education for School Improvement. Advances in Social Sciences Research Journal, [S. l.], v. 6, n. 8, p. 248–263, 2019. DOI: 10.14738/assrj.68.6924. Disponível em: https://journals.scholarpublishing.org/index.php/ASSRJ/article/view/6924. Acesso em: 21 apr. 2026.