Suryani Fitri E, Fatmawati. Meningkatkan Kemampuan Mengenal Huruf Vokal Melalui Media Big Book Pada Anak Tunarungu di Kelas II SLB N 1 KUBUNG. RRJ [Internet]. 2020Aug.5 [cited 2025Dec.16];2(4):58-7. Available from: https://www.jurnal.ranahresearch.com/index.php/R2J/article/view/304