Sagala, Alvin Zonatan, Sumarsih . Sumarsih, and Isli Iriani Indiah Pane. “Politeness Strategies in Social Media: The Case of œCovid -19 Pandemic in Facebook and Twitter Posts”. LINGUISTIK TERAPAN 19, no. 1 (May 8, 2022): 9–18. Accessed July 13, 2025. https://jurnal.unimed.ac.id/2012/index.php/LTBI/article/view/34322.