T. Khoirunnisa.YL, Winda Khofifah, & Yani Lubis. (2023). Teori Phonology English Vowels. CENDEKIA: Jurnal Ilmu Sosial, Bahasa Dan Pendidikan, 3(3), 15–24. https://doi.org/10.55606/cendikia.v3i3.1374