Pratiwi, Indah, Herlina Herlina, and Gamya Utami. “Gambaran Perilaku Bullying Verbal Pada Siswa Sekolah Dasar : Literature Review”. JKEP 6, no. 1 (May 31, 2021): 51-68. Accessed December 5, 2024. https://ejurnal.poltekkesjakarta3.ac.id/index.php/JKep/article/view/436.