HASMAR, Lutfi. Peranan Guru dalam Manajemen Kelas. Jurnal MITRA, [S. l.], v. 17, n. 2, p. 217–226, 2019. Disponível em: https://kopertais8.or.id/jurnal/index.php/jm/article/view/30. Acesso em: 5 apr. 2026.