Vebri Filiandi, Dina Yulpiani, Chairiyah, M.A., Lasenna Siallagan, Ranap Fransiskus Togatorop and Yenni Enjelina Simatupang 2024. Analysis of Language Politeness of Medan State University Physics Students. Jurnal Ilmiah Pendidikan Holistik (JIPH). 3, 2 (Apr. 2024), 69–80. DOI:https://doi.org/10.55927/jiph.v3i2.9803.