Sonam Tashi และ Vachara Peansupap. (2013) Evaluation of conflict issues between public owners and contractors during construction Phase: a case study in Bhutan. Chulalongkorn University:ม.ป.ท.Sonam Tashi และ Vachara Peansupap. 2013. Evaluation of conflict issues between public owners and contractors during construction Phase: a case study in Bhutan. ม.ป.ท.:Chulalongkorn University;Sonam Tashi และ Vachara Peansupap. Evaluation of conflict issues between public owners and contractors during construction Phase: a case study in Bhutan. ม.ป.ท.:Chulalongkorn University, 2013. Print.