Muthanna Journal of Pure Sciences – MJPS VOL.(7), NO.(1), 2020 Al Muthanna University, Almuthanna, Alsamawa, Iraq *Corresponding Author : samir@mu.edu.iq DOI: 10.52113/2/07.01.2020/1-12 Abstract To work in the commercial environment, the company needs to be a major competitor in the business Read More …
Muthanna Journal of Pure Science