Suharyati, Henny, et al. “THE VIOLATION OF LINGUISTIC POLITENESS PRINCIPLES WHICH DESCRIBES VERBAL BULLYING ON SOCIAL MEDIA IN THE MOVIE CYBERBULLY (2015)”. ICoLLiTec (International Conference on Literature Linguistics and Teaching), vol. 1, no. 1, Mar. 2023, https://openjournal.unpam.ac.id/index.php/Ico/article/view/28934.