Setiawati, Asrul Huda, Ismaniar, & Noper Ardi. (2023). Design and Development of Android-Based E-Modul Application to Improve Prosocial Early Children by Family. International Journal of Online and Biomedical Engineering (iJOE), 19(12), pp. 111–126. https://doi.org/10.3991/ijoe.v19i12.40905