Saturday, David, and Ady Widjaja. “RANCANG BANGUN SISTEM INFORMASI PENJUALAN BARANG PADA TOKO NEVAN HELMET”. IDEALIS : InDonEsiA journaL Information System 2, no. 4 (July 2, 2018): 30–35. Accessed July 9, 2025. https://jom.fti.budiluhur.ac.id/IDEALIS/article/view/1320.