Sohaya, E. M., Situmorang, J., & Tambunan, H. (2021). Flipped Classroom Model of Blended Learning: Best Practices to Improve the Quality of English Language Teaching . ICHELSS: International Conference on Humanities, Education, Law, and Social Sciences, 1(1), 79-82. Retrieved from http://103.8.12.212:33180/unj/index.php/hispisi/article/view/22207