Nugraha, Rikky, dan Dea Apriliani. 2021. “PENGELOLAAN FREE GOODS DI PT.GRIYA PRATAMA DENGAN METODE FIRST EXPIRED FIRST OUT (FEFO)”. Jurnal Komputer Bisnis 14 (1). http://jurnal.lpkia.ac.id/index.php/jkb/article/view/338.