Hutapea NRP, Lubis N, Manik S, Manurung LW. Error Analysis of Students’ Pronunciation in Pronouncing English Vowels And Consonants. JPDK [Internet]. 2023 Aug. 25 [cited 2025 Dec. 6];5(4):703-12. Available from: https://journal.universitaspahlawan.ac.id/index.php/jpdk/article/view/18042