Mohammed Algahtany และผู้แต่งคนอื่นๆ. (2018) ASSESSMENT OF CONTRACTORS' PRACTICES TOWARDS RISKS OUT OF CONTRACTORS CONTROL IN CONSTRUCTION INDUSTRY. ISEC PRESS:ม.ป.ท.Mohammed Algahtany และผู้แต่งคนอื่นๆ. 2018. ASSESSMENT OF CONTRACTORS' PRACTICES TOWARDS RISKS OUT OF CONTRACTORS CONTROL IN CONSTRUCTION INDUSTRY. ม.ป.ท.:ISEC PRESS;Mohammed Algahtany และผู้แต่งคนอื่นๆ. ASSESSMENT OF CONTRACTORS' PRACTICES TOWARDS RISKS OUT OF CONTRACTORS CONTROL IN CONSTRUCTION INDUSTRY. ม.ป.ท.:ISEC PRESS, 2018. Print.