Theara Thun และ Theera Nuchpiam. (2010) International responses to the Khmer rouge's diplomacy 1979-1991. Chulalongkorn University:ม.ป.ท.Theara Thun และ Theera Nuchpiam. 2010. International responses to the Khmer rouge's diplomacy 1979-1991. ม.ป.ท.:Chulalongkorn University;Theara Thun และ Theera Nuchpiam. International responses to the Khmer rouge's diplomacy 1979-1991. ม.ป.ท.:Chulalongkorn University, 2010. Print.