Ghofur, Entep Hamdillah, and Sri Nurhayati. “Multimedia-Based Learning Media Development to Improve Early Childhood Expressive Language Ability”. Jurnal Obsesi : Jurnal Pendidikan Anak Usia Dini, vol. 7, no. 2, May 2023, pp. 2373-82, doi:10.31004/obsesi.v7i2.4416.