Analaya Nansaior และ Aran Patanothai. (2010) Household energy utilization in communities at different levels of urbanization in northeast thailand :. Khon Kaen University,:ม.ป.ท.Analaya Nansaior และ Aran Patanothai. 2010. Household energy utilization in communities at different levels of urbanization in northeast thailand :. ม.ป.ท.:Khon Kaen University,;Analaya Nansaior และ Aran Patanothai. Household energy utilization in communities at different levels of urbanization in northeast thailand :. ม.ป.ท.:Khon Kaen University, 2010. Print.