Phatthira Jittkasame และ Chaiwat Khamchoo. (2011) Transition to adulthood in South Korea : a case study of adolescents of lower class family. Chulalongkorn University:ม.ป.ท.Phatthira Jittkasame และ Chaiwat Khamchoo. 2011. Transition to adulthood in South Korea : a case study of adolescents of lower class family. ม.ป.ท.:Chulalongkorn University;Phatthira Jittkasame และ Chaiwat Khamchoo. Transition to adulthood in South Korea : a case study of adolescents of lower class family. ม.ป.ท.:Chulalongkorn University, 2011. Print.