Ase, Agustina. “Pengaruh Media Puzzle Bola Terhadap Kemampuan Mengenal Warna Pada Siswa Tunagrahita Sedang Kelas III Di SDLB Bhakti Luhur Jember”. SPEED Journal : Journal of Special Education 4, no. 2 (January 20, 2021): 35–39. Accessed March 15, 2025. https://jurnal.unipar.ac.id/index.php/speed/article/view/399.