محمد خالد, �. (2011). Analytical Criticizing Study of Governmental Contracts Instructions no.1, Issued by the Ministry of Planning and Developing Cooperation at 2008. , 29(4), 205-217. doi: 10.30684/ etj.29.4.19
زياد سليمان محمد خالد. "Analytical Criticizing Study of Governmental Contracts Instructions no.1, Issued by the Ministry of Planning and Developing Cooperation at 2008". , 29, 4, 2011, 205-217. doi: 10.30684/ etj.29.4.19
محمد خالد, �. (2011). 'Analytical Criticizing Study of Governmental Contracts Instructions no.1, Issued by the Ministry of Planning and Developing Cooperation at 2008', , 29(4), pp. 205-217. doi: 10.30684/ etj.29.4.19
محمد خالد, �. Analytical Criticizing Study of Governmental Contracts Instructions no.1, Issued by the Ministry of Planning and Developing Cooperation at 2008. , 2011; 29(4): 205-217. doi: 10.30684/ etj.29.4.19


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