Nazam Ali และ Mongkut Piantanakulchai. (2020) Self-reported inclination of heavy-duty vehicle drivers to adopteco-driving in different motivation contexts. <i>Songklanakarin Journal of Science and Technology</i>, <i>42</i>(3), 496-503.Nazam Ali และ Mongkut Piantanakulchai. "Self-reported inclination of heavy-duty vehicle drivers to adopteco-driving in different motivation contexts". Songklanakarin Journal of Science and Technology 42 (2020):496-503.Nazam Ali และ Mongkut Piantanakulchai. Self-reported inclination of heavy-duty vehicle drivers to adopteco-driving in different motivation contexts. Research and Development Office, Prince of Songkla University:ม.ป.ท. 2020.