Bharathi S Rai, Tran., “Linguistic Politeness and Social Hierarchies: A Cross-Cultural Analysis of Etiquette in Communication”, pearl, vol. 10, no. 2, pp. 81–94, Jan. 2026, Accessed: Jan. 30, 2026. [Online]. Available: https://journal.spcputtur.ac.in/index.php/pearl/article/view/24