Wandari, Fauziyah Tabitha, Damri Damri, Asep Ahmad Sopandi, and Grahita Kusumastuti. 2024. “Improving the Ability to Recognize Alphabet Letters Through the Use of Educational Posters on Alphabet Sounds for Mildly Mentally Impaired Children”. Edumaspul: Jurnal Pendidikan 8 (1), 1704-8. https://doi.org/10.33487/edumaspul.v8i1.7937.