MUSHAKAMBA, G.; HESBON, O. A. Effect of Teachers Continuous Professional Development (CPD) on Students’ English Language Competency in Day Secondary Schools in Rwanda: A Case of Gicumbi District. International Journal of Management and Development Studies , [S. l.], v. 13, n. 9, p. 55–67, 2024. DOI: 10.53983/ijmds.v13n9.004. Disponível em: https://old.ijmds.in/index.php/ijmds/article/view/711. Acesso em: 4 apr. 2026.