Lusiana Vilya Chalisyah, Nisrina Raudhah, Rhypsalida Zarra Vinasty, Risa Risa, and Siti Hamidah. “Perkembangan Bahasa Pada Anak Sindrom Down : Tinjauan Pustaka Sistematis”. Jurnal Pendidikan, Bahasa dan Budaya 3, no. 2 (May 8, 2024): 259–267. Accessed June 30, 2026. https://globalnusapress.org/index.php/jpbb/article/view/3098.