Elan, Elan, et al. “Studi Literatur: Peningkatan Kemampuan Menulis Permulaan Melalui Media Writing Skills Board Pada Anak Usia 4-5 Tahun”. Innovative: Journal Of Social Science Research, vol. 3, no. 3, July 2023, pp. 2481-92, http://j-innovative.org/index.php/Innovative/article/view/2288.