Sada, Salomo, Yulius Mataputun, and Etty Octaviani Manalu. “PERAN KEPALA SEKOLAH DALAM PENCEGAHAN BULLYING DI SMPN 13 JAYAPURA PAPUA ”. NOKEN : Jurnal Pengelolaan Pendidikan 6, no. 2 (December 30, 2025). Accessed March 26, 2026. https://ejournal.uncen.ac.id/index.php/NOKEN/article/view/5289.