Eka Yuli Astuti, Dwi Endah Pertiwi, and Fajar Indra Septiana. 2026. “The Effect of Picture Exchange Communication System (PECS) on the Language Ability of Children With Autism Spectrum Disorder (ASD): A Single Subject Research Study”. Attractive : Innovative Education Journal 8 (3):293-306. https://doi.org/10.51278/aj.v8i3.2819.