Uji Validitas dan Reliabilitas Skala Keterampilan Sosial dan Kepercayaan Diri Peserta Didik SMA. Prosiding Konseling Kearifan Nusantara, [S. l.], v. 5, n. 2, p. 527–535, 2026. DOI: 10.29407/2dj82815. Disponível em: https://proceeding.unpkediri.ac.id/index.php/kkn/article/view/10828. Acesso em: 11 oct. 2026.