Prasetyo, Dhaniel, Rudini Rudini, Ryan Prayogi, Ilham Rahmawati, and Arman Syah Putra. 2021. “The Effect of the Covid 19 Virus and Online Learning on English Subjects in Elementary Schools”. International Journal of Educational Research &Amp; Social Sciences 2 (3):488-93. https://doi.org/10.51601/ijersc.v2i3.101.