1.
Imleesh RMM, Humaida IAI, Hasibuan MAH. The Effectiveness of Classroom and Online Learning: A Study for Social Education Students during Covid-19. ijsl [Internet]. 2020Dec.31 [cited 2021May10];1(1):54-1. Available from: http://ijsl.pubmedia.id/index.php/ijsl/article/view/7