Yuliantini, Ni Nyoman, I Nyoman Rajin Aryana, I Gusti Putu Sutarma, and Gusti Ayu Oka Cahya Dewi. “The Implementation of Computer Assisted Language Learning (CALL) to Improve Speaking Ability of Students in Bali State Polytechnic”. OKARA: Jurnal Bahasa dan Sastra 14, no. 2 (November 30, 2020): 272-278. Accessed August 20, 2025. https://ejournal.uinmadura.ac.id/index.php/okara/article/view/3641.