Ma’rifah Mualim, Siti. “Utilization of Picture Story Books of Sister and Kitten by Wulanita Kuswotanti As A Stimulation of Early Childhood Empathy Skills”. International Proceedings of Nusantara Raya 3, no. 1 (November 18, 2024): 292–297. Accessed July 3, 2025. https://proceedings.uinsaizu.ac.id/index.php/nuraicon/article/view/1168.