NZARUGARURA, Muneza Eric; NDAGIJIMANA, Jean-Baptiste. Headteachers’ professional development programs and effective school leadership: A case study of Rwandan secondary schools in Rubavu District. African Quarterly Social Science Review, [S. l.], v. 2, n. 3, p. 150–167, 2025. DOI: 10.51867/AQSSR.2.3.14. Disponível em: https://quarterlyreview.net/ojs/index.php/aqssr/article/view/167.. Acesso em: 10 apr. 2026.