Eka Yuli Astuti, Dwi Endah Pertiwi, & 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