Adhesty, Yulia, and Heri Ismanto. “Social Loafing Level of Class X Students at Senior High School 8 Semarang”. Indonesian Journal of Educational Counseling 8, no. 1 (February 29, 2024): 108-113. Accessed January 30, 2025. http://ijec.ejournal.id/index.php/counseling/article/view/344.