Dalimunte, A. A., Somanawattana , C., & Siregar, D. Y. (2025). The Effectiveness of TOEFL Program on the Students’ English Proficiency: A case of an Indonesian university. JEELS (Journal of English Education and Linguistics Studies), 12(1), 144–177. https://doi.org/10.30762/jeels.v12i1.3970