Iswanaji, Chaidir, and Muhamad Wahyudi. “Designing the Production Costing Model for Small and Medium Enterprises in Magelang Regency”. Proceeding UII-ICABE 1, no. 1 (February 18, 2020): 365–372. Accessed December 4, 2024. https://journal.uii.ac.id/icabe/article/view/14933.