Hamidah Harahap, Laila, Koiy Sahbuddin Harahap, and Inggit Santia. “Pengaruh Reward Terhadap Kedisiplinan Belajar Siswa Menengah Pertama”. Journal of Islamic Education El Madani 4, no. 2 (June 25, 2025): 133–143. Accessed May 3, 2026. https://journal.marwah-madani-riau.id/index.php/JIEE/article/view/148.