Ngaisah, Nur Cahyati, Siti Zubaedah, and Azizah Nurjanati. 2023. “Educator’s Strategy in Stimulating Speech Delay for Children With Mild Mental Retardation”. JOYCED: Journal of Early Childhood Education 3 (1):35-46. https://doi.org/10.14421/joyced.2023.31-04.