Sukumaporn Chompreda. (2007) Study of the comfortable urban project operated by Phetchabun municipal government, Thailand. Mahidol University,:ม.ป.ท.Sukumaporn Chompreda. 2007. Study of the comfortable urban project operated by Phetchabun municipal government, Thailand. ม.ป.ท.:Mahidol University,;Sukumaporn Chompreda. Study of the comfortable urban project operated by Phetchabun municipal government, Thailand. ม.ป.ท.:Mahidol University, 2007. Print.