د. الفاتح الفضل محمد الحاج, & أ. موسى الطيب أحمد العبيد. (2022). The Effect of Applying Standard Costing Methods in Control of Costs Elements : A Field Study of Some Industrial Companies in Sudan. White Nile Journal for Studies and Research, (20), 139–163. Retrieved from https://journals.wnu.edu.sd/index.php/wnjsr/article/view/73