Wulandari A, Suryadi L. SISTEM INFORMASI PENJUALAN DAN PEMBELIAN PERCETAKAN PT HELLO PRINT. IDEALIS [Internet]. 2May2018 [cited 7Jul.2024];1(2):293-7. Available from: https://jom.fti.budiluhur.ac.id/index.php/IDEALIS/article/view/395