Boonyisa Boonyakiatibutr และ Pornpimon Trichot. (2006) The process of Karen culture preservation : a case study of temporary shelter at Mae La, Tha Song Yang district, Tak province. Chulalongkorn University:ม.ป.ท.Boonyisa Boonyakiatibutr และ Pornpimon Trichot. 2006. The process of Karen culture preservation : a case study of temporary shelter at Mae La, Tha Song Yang district, Tak province. ม.ป.ท.:Chulalongkorn University;Boonyisa Boonyakiatibutr และ Pornpimon Trichot. The process of Karen culture preservation : a case study of temporary shelter at Mae La, Tha Song Yang district, Tak province. ม.ป.ท.:Chulalongkorn University, 2006. Print.