“UPAYA PENINGKATAN MUTU PEMBELARAN MELALUI SUPERVISI AKADEMIK DI SMA NEGERI 1 SUNGAI MAS”. Jurnal Ragam 2, no. 1 (April 16, 2022). Accessed March 5, 2026. https://journal.umuslim.ac.id/index.php/rg/article/view/1109.