Effendi, Diana. “Kerekayasaan Informasi Dalam Proses Bisnis”. Ultima InfoSys : Jurnal Ilmu Sistem Informasi 7, no. 1 (June 30, 2016): 55-59. Accessed November 22, 2024. https://ejournals.umn.ac.id/index.php/SI/article/view/513.