Hamid , Twana Saadi, and Shabang Sardar Salih. “The Perception of English Vowels by Kurdish EFL Learners”. Journal of University of Human Development 8, no. 3 (August 11, 2022): 131–139. Accessed July 3, 2024. https://journals.uhd.edu.iq/index.php/juhd/article/view/969.