Roza, Delvia. “The Challenges and Strategies of Teachers in Teaching TOEFL and IELTS Test Preparation”. J-SHMIC : Journal of English for Academic 6, no. 2 (August 31, 2019): 1–13. Accessed April 19, 2024. https://journal.uir.ac.id/index.php/jshmic/article/view/3067.