Canggung Darong, Hieronimus, A. Effendi Kadarisman, and Yazid Basthomi. “Teachers’ Politeness Markers in Request in Classroom Interactions”. NOBEL: Journal of Literature and Language Teaching 11, no. 2 (September 30, 2020): 217–233. Accessed February 21, 2026. https://jurnalfahum.uinsa.ac.id/index.php/nobel/article/view/299.