Saputra, Riska. “The Developing of Simple E-Learning Based on the Flipped Classroom With VBL and DGBL for Junior High School Student Learning EFL”. Tarbiyah Suska Conference Series 1, no. 1 (December 26, 2022): 60–70. Accessed September 17, 2024. https://jom.uin-suska.ac.id/index.php/TSCS/article/view/164.