Purba, Sondang, Panni Ance Lumbantobing, and Dian Nitasari Buulolo. “Penerapan Bermain Peran Untuk Meningkatkan Karakter Sopan Santun”. Jurnal Abdimas Mutiara 3, no. 2 (August 5, 2022): 524–533. Accessed January 30, 2026. https://e-journal.sari-mutiara.ac.id/index.php/JAM/article/view/4840.