TY - GEN AU - external_update TI - Sistem Informasi Pengolahan Nilai Pada SMK PGRI 1 Tambun Selatan PY - 2020 PB - INFORMATION SYSTEM FOR EDUCATORS AND PROFESSIONALS: Journal of Information … UR - https://scholar.google.com/scholar?oi=bibs&cluster=&btnI=1&hl=en ER -