hanifah, hanifah. “An Analysis Of The Most Difficult Part In Structure And Written Expression Section In Toefl Test”. JoEMS (Journal of Education and Management Studies) 2, no. 2 (April 9, 2019): 97–102. Accessed April 26, 2025. https://ojs.unwaha.ac.id/index.php/joems/article/view/116.