Septi, S. U. H., & Muhammad Zajuli. (2025). INCREASING STUDENTS’ ENGAGEMENT AND ACADEMIC ACHIEVEMENT THROUGH THE INTEGRATION OF PROBLEM-BASED LEARNING AND DIFFERENTIATED INSTRUCTION MODELS AT SMA NEGERI 6 KABUPATEN LAMPUNG TIMUR. JETA (Journal of English Teaching and Applied Linguistic), 6(1), 1–9. Retrieved from https://jurnal.stkippgribl.ac.id/index.php/jeta/article/view/1923