Ibrahim, Masdum, Lucky Putra Pamungkas, and Heni Purnama. “The Effectiveness of Peer Group Facilitators in Changing Teenagers’ Attitudes Towards Bullying”. KnE Life Sciences 7, no. 2 (February 7, 2022): 520–531. Accessed October 4, 2024. https://knepublishing.com/index.php/KnE-Life/article/view/10350.