Handayani, Rindu, and Agci Hikmawati. “Teachers’ Roles Towards Students’ Pronunciation Ability Based on Pronunciation’s Instructions and Exercises of The Twelfth Grade Students’ English Textbook”. Scientia: Jurnal Hasil Penelitian 3, no. 2 (December 7, 2018): 101-120. Accessed April 4, 2025. https://jurnal.lp2msasbabel.ac.id/index.php/sci/article/view/80.