Sembiring, Elita Modesta, Faido Marudut Pardamean Simanjuntak, Karana Jaya Tarigan, and Veracy Silalahi. “Politeness in the EFL Classroom Interaction: Strategies in Avoiding Face Threatening Act (FTA)”. Journal of Classroom Action Research 1, no. 2 (February 28, 2023): 18–26. Accessed January 31, 2026. https://journal.eltaorganization.org/index.php/jcar/article/view/73.