Zahara Islamyati, A., & Ardisal. (2020). Efektivitas Permainan Ular Tangga Dalam Meningkatkan Kemampuan Konsep Ruang Bagi Anak Autisme. Ranah Research : Journal of Multidisciplinary Research and Development, 2(4), 53-57. Retrieved from https://jurnal.ranahresearch.com/index.php/R2J/article/view/303