Walanda, D.K., Napitupulu, M. and Poba, D. 2022. Students’ Perceptions Of The Inorganic Chemistry Classroom Management Through A Web-Based Instructional System. Jurnal Pendidikan Kimia Indonesia. 6, 1 (May 2022), 63–69. DOI:https://doi.org/10.23887/jpk.v6i1.41404.