Sasitorn Sinbanchongjit-Suwannathep และผู้แต่งคนอื่นๆ. (2003) Energy conservation policy in Thailand : perceived effectiveness of policy implementation. National Institute of Development Administration:ม.ป.ท.Sasitorn Sinbanchongjit-Suwannathep และผู้แต่งคนอื่นๆ. 2003. Energy conservation policy in Thailand : perceived effectiveness of policy implementation. ม.ป.ท.:National Institute of Development Administration;Sasitorn Sinbanchongjit-Suwannathep และผู้แต่งคนอื่นๆ. Energy conservation policy in Thailand : perceived effectiveness of policy implementation. ม.ป.ท.:National Institute of Development Administration, 2003. Print.