Astuti, Rias Ning, and Yani Faturrachman. “THE PRONUNCIATION OF STUDENTS’ MOTHER TONGUE IN LEARNING SPEAKING OF ESP PROGRAM AT SOCIOLOGY DEPARTMENT OF UMM”. Celtic : A Journal of Culture, English Language Teaching, Literature and Linguistics 2, no. 2 (November 24, 2016): 22–33. Accessed October 20, 2024. https://ejournal.umm.ac.id/index.php/celtic/article/view/3758.