Suratno, Suratno. “UPAYA MENINGKATKAN KEMAMPUAN GURU DALAM MENGEFEKTIFKAN PEMBELAJARAN MELALUI PROGRAM PEMBINAAN PROFESIONAL GURU DAN SUPERVISI KELAS”. Journal of Innovation Research and Knowledge 1, no. 9 (February 23, 2022): 1141–1148. Accessed July 5, 2025. https://mail.bajangjournal.com/index.php/JIRK/article/view/1537.