Oktariani, N., Sulisnadewi, N., & Kumarawati, N. (2019). Pengaruh terapi bermain puzzle terhadap daya ingat pada anak retardasi mental. Coping: Community Of Publishing In Nursing, 6(2), 89-94. Retrieved from https://ojs.unud.ac.id/index.php/coping/article/view/13924