Yonanda W, Iswari M. Meningkatkan Kemampuan Mengenal Bilangan Melalui Bermain Pincangan Bagi Anak Tunagrahita Ringan . RRJ [Internet]. 2020Aug.10 [cited 2024Apr.19];2(4):68-3. Available from: https://jurnal.ranahresearch.com/index.php/R2J/article/view/305