Syahdan, Syahdan, Lalu Muhaimi, M. Fadjri, and Untung Waluyo. “Sociolinguistic Variation in Learners’ Classroom Discourse”. Jurnal Ilmiah Profesi Pendidikan 4, no. 1 (December 2, 2019): 57–60. Accessed April 29, 2024. http://jipp.unram.ac.id/index.php/jipp/article/view/80.