Siwun S. 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 J [Internet]. 2023Sep.30 [cited 2024Jul.22];22(3):118-27. Available from: https://journal.umpr.ac.id/index.php/anterior/article/view/5703