Permatasari, Siska, Rahmawati, and Raudah Zaimah Dalimunthe. “The Influence of ‘Ubrug’ Sociodrama Technique Toward Students Self-Efficacy”. Journal of Family Sciences 5, no. 1 (July 22, 2020): 57-70. Accessed February 26, 2021. http://dthh.journal.ipb.ac.id/index.php/jfs/article/view/30872.