Brasa, Ayu Astuti, and Mavianti Mavianti. “Persepsi Siswa Kelas XII SMA Istiqlal Deli Tua Mengenai Peran Keluarga Dalam Pembentukan Karakter”. Journal of Sustainable Education 2, no. 3 (September 28, 2025): 62–70. Accessed January 19, 2026. https://el-emir.com/index.php/jose/article/view/325.