Sembiring, Lina, Merry Rullyanti, Ahmad Hasyimi Arow Bintang, and Ambar Rahmawati. “An Analysis of Politeness Strategies Used by the Students in Conversation”. Journal Of Dehasen Educational Review 1, no. 03 (November 23, 2020): 131-135. Accessed May 18, 2024. https://jurnal.unived.ac.id/index.php/jder/article/view/4613.