Karunia K, Anggraini RW, Hartono R. Analyzing Students’ Perception of Speaking Problems and Mispronunciation At English Department UIGM. Glob. Expert J. Bhs. dan Sastra [Internet]. 2019 Aug. 29 [cited 2024 Nov. 21];7(2). Available from: https://ejournal.uigm.ac.id/index.php/GE/article/view/775