Sumana Suwan-umpa และ Sakol Teeravarunyou. (2010) Participatory design of learning space :. King Mongkut's University of Technology Thonburi,:ม.ป.ท.Sumana Suwan-umpa และ Sakol Teeravarunyou. 2010. Participatory design of learning space :. ม.ป.ท.:King Mongkut's University of Technology Thonburi,;Sumana Suwan-umpa และ Sakol Teeravarunyou. Participatory design of learning space :. ม.ป.ท.:King Mongkut's University of Technology Thonburi, 2010. Print.