Narisara Wanichwatanyu และ Athikom Bangviwat. (2013) Energy efficiency improvement and carbon dioxide emission reduction in PVC resin industry in Thailand. King Mongkut’s University of Technology Thonburi:ม.ป.ท.Narisara Wanichwatanyu และ Athikom Bangviwat. 2013. Energy efficiency improvement and carbon dioxide emission reduction in PVC resin industry in Thailand. ม.ป.ท.:King Mongkut’s University of Technology Thonburi;Narisara Wanichwatanyu และ Athikom Bangviwat. Energy efficiency improvement and carbon dioxide emission reduction in PVC resin industry in Thailand. ม.ป.ท.:King Mongkut’s University of Technology Thonburi, 2013. Print.