NDUNGURU, Wilgis; NYANDARA, Zamzam I.; LUKINDO, Jesse. Evaluating the impact of competency-based teaching on students’ English communication skills in rural public secondary schools in Mbinga District, Tanzania. African Journal of Empirical Research, [S. l.], v. 7, n. 2, p. 809–820, 2026. DOI: 10.51867/ajernet.7.2.72. Disponível em: https://ajernet.net/ojs/index.php/ajernet/article/view/1889. Acesso em: 19 may. 2026.