Rini, Anik, and Dwi Sugiharto. “Pengaruh Layanan Bimbingan Kelompok Terhadap Perilaku Prososial”. Indonesian Journal of Guidance and Counseling: Theory and Application 6, no. 2 (August 18, 2017): 15-20. Accessed December 21, 2024. https://journal.unnes.ac.id/sju/jbk/article/view/16744.