HARIBERTHUS, Wicaksono. EFFECTIVENESS OF GROUP CONCELING WITH TECHNIQUES ASSERTIVE TRAINING TO IMPROVE CONFIDENCE IN STUDENTS IN SMP NEGERI 2 SONGGON. SOSIOEDUKASI : JURNAL ILMIAH ILMU PENDIDIKAN DAN SOSIAL, [S. l.], v. 9, n. 1, p. 32–29, 2020. DOI: 10.36526/sosioedukasi.v9i1.901. Disponível em: https://ejournal.unibabwi.ac.id/index.php/sosioedukasi/article/view/901. Acesso em: 11 jul. 2025.