Varong Tangpraprutgul และ Parames Chutima. (2009) Project risk management in massive construction project. Chulalongkorn University:ม.ป.ท.Varong Tangpraprutgul และ Parames Chutima. 2009. Project risk management in massive construction project. ม.ป.ท.:Chulalongkorn University;Varong Tangpraprutgul และ Parames Chutima. Project risk management in massive construction project. ม.ป.ท.:Chulalongkorn University, 2009. Print.