Students and Teachers Constraints in the Implementation of the Integrated English Syllabus in Secondary Schools in Mumias Sub County, Kenya. International Journal of Academic Research in Progressive Education and Development, [S. l.], v. 5, n. 4, 2016. Disponível em: https://ijarped.com/index.php/journal/article/view/301. Acesso em: 6 apr. 2026.