Muhtar, Muhtar. “UPAYA MENINGKATKAN DISIPLIN SISWA MELALUI LAYANAN BIMBINGAN KELOMPOK DI KELAS XI OTOMOTIF SMK N 1 BELIMBING”. JURNAL PENDIDIKAN DASAR 3, no. 1 (June 10, 2015): 19–31. Accessed August 3, 2025. https://www.jurnalstkipmelawi.ac.id/index.php/JPD/article/view/36.