Caniago, M., and Z. Zulmiyetri. “MENINGKATKAN KEMAMPUAN MENGENAL WARNA DASAR MELALUI BERMAIN PANCING PADA ANAK TUNAGRAHITA RINGAN”. Ranah Research : Journal of Multidisciplinary Research and Development, Vol. 1, no. 4, Aug. 2019, pp. 1013-20, https://jurnal.ranahresearch.com/index.php/R2J/article/view/164.