Oktaviani, M., Hartatik, S. and Fitriani, E. 2021. Keefektifan Google Classroom dalam Pembelajaran Writing Procedure Text Kelas IX SMP. Prosiding Seminar Nasional IKIP Budi Utomo. 2, 01 (Nov. 2021), 151-156. DOI:https://doi.org/10.33503/prosiding.v2i01.1494.