Getu Tefera Woldegebriel (2025) “Teacher effectiveness in English-medium instruction and students’ academic achievement: A value-added model in action”, Bahir Dar Journal of Education, 24(3), pp. 57–75. Available at: https://journals.bdu.edu.et/index.php/bje/article/view/2137 (Accessed: 10 April 2026).