Siwun, Siwun. “UPAYA MENINGKATKAN KEMAMPUAN GURU DALAM PENGELOLAAN ADMINISTRASI MELALUI KEGIATAN SUPERVISI MANAJERIAL DI SD NEGERI 2 SELAT UTARA SEMESTER I TAHUN PELAJARAN 2020/2021: EFFORTS TO IMPROVE TEACHERS’ ABILITY IN ADMINISTRATIVE MANAGEMENT THROUGH MANAGERIAL SUPERVISION ACTIVITIES AT SD NEGERI 2 SELAT UTARA SEMESTER I IN ACADEMIC YEAR 2020/2021”. Anterior Jurnal 22, no. 3 (September 30, 2023): 118–127. Accessed July 22, 2024. https://journal.umpr.ac.id/index.php/anterior/article/view/5703.