GETACHEW, A. K. . Middle School Students Academic Motivation: A Missing Element in a General Education Quality Improvement Program in Ethiopia. International Journal of Learning, Teaching and Educational Research, [S. l.], v. 10, n. 4, p. 84–93, 2015. Disponível em: https://ijlter.net/index.php/ijlter/article/view/1107. Acesso em: 19 apr. 2026.