Septyarani, I.C. et al. 2026. Analysis of Language Registers on Facebook in the @Jual Beli HP Second Muntilan, Magelang, Jogja Group. Multidisciplinary Journal of Social Sciences and Humanities. 1, 4 (Mar. 2026), 206–212. DOI:https://doi.org/10.66324/mjsh.v1i4.218.