Sugiharto, Prasetyawan Aji, Yan Imam Santoso, and Maila Huda Shofyana. “Teaching English Pronunciation Using Tongue Twister”. Acitya: Journal of Teaching and Education 4, no. 1 (January 31, 2022): 189–197. Accessed April 23, 2024. https://journals.umkt.ac.id/index.php/acitya/article/view/3210.