Ranshida Ingpanya และ Worawet Suwanrada. (2009) Factors affecting the rise of suicide rate in South Korea. Chulalongkorn University:ม.ป.ท.Ranshida Ingpanya และ Worawet Suwanrada. 2009. Factors affecting the rise of suicide rate in South Korea. ม.ป.ท.:Chulalongkorn University;Ranshida Ingpanya และ Worawet Suwanrada. Factors affecting the rise of suicide rate in South Korea. ม.ป.ท.:Chulalongkorn University, 2009. Print.