Shalihah, M., & Zuhdi, M. N. (2020). Language politeness in students’ text messages sent to the lecturers through WhatsApp application: A sociopragmatic study. EnJourMe (English Journal of Merdeka) : Culture, Language, and Teaching of English, 5(2), 134–148. https://doi.org/10.26905/enjourme.v5i2.4926