Nurhayati, Niken, and Sugiharto Sugiharto. “OUTBOUND GAME MODEL TO DEVELOP INTERPERSONAL COMPETENCE OF PRIMARY SCHOOL STUDENTS”. The Journal of Educational Development 4, no. 2 (February 24, 2017): 156-166. Accessed May 14, 2024. https://journal.unnes.ac.id/sju/jed/article/view/12984.