Hidayat, Y., Hidayat, T. ., Mariawati, A., Rosmiati, R., & Haq, V. N. . (2022). WhatsApp Group: Online Media for Early Childhood Learning during the Covid-19 Pandemic. Journal Corner of Education, Linguistics, and Literature, 2(2), 140–148. https://doi.org/10.54012/jcell.v2i2.76