Alfin, Jauharoti, and Ratna Pangastuti. “Perkembangan Bahasa Pada Anak Speechdelay”. JECED : Journal of Early Childhood Education and Development 2, no. 1 (June 15, 2020): 76–86. Accessed May 7, 2024. https://jurnalftk.uinsby.ac.id/index.php/JCED/article/view/572.