Natasya B. Saud, Deasti Nurmaguphita, and Sutejo. “HUBUNGAN PERILAKU BULLY DENGAN TINGKAT DEPRESI PADA REMAJA DI SMP MUHAMMADIYAH 2 GAMPING KABUPATEN SLEMAN: THE RELATIONSHIP BETWEEN BULLYING BEHAVIOR AND DEPRESSION LEVEL IN TEENAGERS AT JUNIOR HIGH SCHOOL MUHAMMADIYAH 2 GAMPING, SLEMAN”. Jurnal Keperawatan Notokusumo 12, no. 2 (January 8, 2025): 42–55. Accessed February 22, 2025. http://jurnal.stikes-notokusumo.ac.id/index.php/jkn/article/view/556.