Yulia, Ana, and Kasiyati. “Meningkatkan Kemampuan Pengucapan Kata Melalui Metode Direct Instruction Bagi Anak Tunadaksa”. Ranah Research : Journal of Multidisciplinary Research and Development 3, no. 1 (November 15, 2020): 41-46. Accessed May 5, 2024. https://jurnal.ranahresearch.com/index.php/R2J/article/view/331.