Fitriani, V. Y., Wibowo, M. E., & Purwanto, E. (2019). The Effectiveness of Group Guidance with Simulation Game Techniques to Improve Student Assertive Behavior. Jurnal Bimbingan Konseling, 8(2), 140-145. Retrieved from https://journal.unnes.ac.id/sju/jubk/article/view/28173