Parkpoom Tilokwan และ Sangchan Limjirakan. (2016) Capacity building model on environmental awareness : case study of a public limited company in Thailand. Chulalongkorn University:ม.ป.ท.Parkpoom Tilokwan และ Sangchan Limjirakan. 2016. Capacity building model on environmental awareness : case study of a public limited company in Thailand. ม.ป.ท.:Chulalongkorn University;Parkpoom Tilokwan และ Sangchan Limjirakan. Capacity building model on environmental awareness : case study of a public limited company in Thailand. ม.ป.ท.:Chulalongkorn University, 2016. Print.