Duong Keo และ Theera Nuchpiam. (2013) CAMBODIAN NATIONALISM AND ITS RELATIONS TO MASS KILLING AND GENOCIDE (1975-1979). Chulalongkorn University:ม.ป.ท.Duong Keo และ Theera Nuchpiam. 2013. CAMBODIAN NATIONALISM AND ITS RELATIONS TO MASS KILLING AND GENOCIDE (1975-1979). ม.ป.ท.:Chulalongkorn University;Duong Keo และ Theera Nuchpiam. CAMBODIAN NATIONALISM AND ITS RELATIONS TO MASS KILLING AND GENOCIDE (1975-1979). ม.ป.ท.:Chulalongkorn University, 2013. Print.