Hajeni, Hajeni, and Rahmatia Rahmatia. “Pengaruh Permainan Papan Hitung Dalam Meningkatkan Kemampuan Berhitung Anak”. Indonesian Journal of Early Childhood: Jurnal Dunia Anak Usia Dini 4, no. 2 (August 24, 2022): 421–432. Accessed July 3, 2024. https://jurnal.unw.ac.id/index.php/IJEC/article/view/1667.