Mohammed A. Mohammed Department of Materials Management Techniques/ Al-Dewanyia Technical Institute /Al-Furat Alawsat Technical University nan (المؤلف)

Moosa Khalaf Awad1 , Thaeir H. Kadhem2 1.2Department of Economy, College of Economics and Business Management Al-Qadisiya University, Iraq nan (المؤلف)

Al- Qadisiyah University Khariya- A. Fathel Al-khalidi1 nan، Eman Obeid Jassim2 nan (المؤلف)

Zakariya Yahya Algamal nan (المؤلف)