Ns. Setia Budi, M.Kep., Dra. Kasiyati, M.Pd., and Rara Ajeng Pratiwi, S.Pd. Psikologi Perkembangan Anak Berkebutuhan Khusus. UNP PRESS, 2025. Accessed September 24, 2026. https://unppress.unp.ac.id/index.php/unp-press/catalog/book/187.