Trisno IB. Pengenalan Google Class Room di Masa Pandemi Covid-19 Bagi Guru-Guru di Yayasan Badan Pendidikan Kristen. j. caradde. [Internet]. 2021May5 [cited 2024Nov.29];3(3):405-13. Available from: https://journal.ilininstitute.com/index.php/caradde/article/view/728