DEVOTHA B. MCHAMI. Evaluating the Influence of Professional Development on Teacher Engagement and Educational Quality in Secondary Schools: A Study of Mbeya District. Research and Review: Human Resource and Labour Management (p-ISSN: 3049-4125), [S. l.], v. 6, n. 1, p. 25–35, 2025. Disponível em: https://matjournals.net/engineering/index.php/RRHRLM/article/view/1399. Acesso em: 19 jun. 2026.