Togatorop, Widitya, Meikardo Samuel Prayuda, & Fiber Yun Almanda Ginting. " EXPLORING THE IMPACT OF VARIOUS FORMS OF BULLYING ON LEARNING MOTIVATION AMONG SENIOR HIGH SCHOOL STUDENTS." Jurnal Darma Agung [Online], 32.4 (2024): 367 - 374. Web. 22 Dec. 2024