Kaewta Samanjit และ Piti Srisangnam. (2011) Higher education promotion for knowledge-based economy : a comparative study of brain Korea 21 and Thailand’s National Research Universities. Chulalongkorn University:ม.ป.ท.Kaewta Samanjit และ Piti Srisangnam. 2011. Higher education promotion for knowledge-based economy : a comparative study of brain Korea 21 and Thailand’s National Research Universities. ม.ป.ท.:Chulalongkorn University;Kaewta Samanjit และ Piti Srisangnam. Higher education promotion for knowledge-based economy : a comparative study of brain Korea 21 and Thailand’s National Research Universities. ม.ป.ท.:Chulalongkorn University, 2011. Print.