Wisnubroto, A., Sartana, B., & Roeswidiah, R. (2021). IMPLEMENTASI E-COMMERCE PENJUALAN JASA CETAKAN PADA GRAHA PRINTING SOLUTION. IDEALIS : InDonEsiA JournaL Information System, 4(2), 197-204. https://doi.org/10.36080/idealis.v4i2.2858