Resyadi, Herman, and Ainun Suraidah. “Polite Questioning in Students’ WhatsApp Group Discussion (A Research on Discourse and Communication)”. Palakka : Media and Islamic Communication 2, no. 1 (June 30, 2021): 1–10. Accessed August 7, 2026. https://www.jurnal.iain-bone.ac.id/index.php/palakka/article/view/1424.