NURFADILLAH, F. R. .; HUSADANI, R. .; SUDRAJAD, K. . Efektivitas Penggunaan Story Grammar Marker Terhadap Kemampuan Bahasa Ekspresif Anak Down Syndrome di SLB di Sidoarjo. SPEED Journal : Journal of Special Education, [S. l.], v. 8, n. 2, p. 1–9, 2025. DOI: 10.31537/speed.v8i2.2110. Disponível em: https://jurnal.unipar.ac.id/index.php/speed/article/view/2110. Acesso em: 15 mar. 2025.