Chaya Sutthipornphalangkoon และ Donn Pjongluck. (2015) A study on the relationship between company characteristics, demography of engineers and their perception of the AEC and its environment influencing the decision o develop their foreign language skills, in Bang Poo industrial area, Samuthprakarn, Thailand. Stamford International University:ม.ป.ท.Chaya Sutthipornphalangkoon และ Donn Pjongluck. 2015. A study on the relationship between company characteristics, demography of engineers and their perception of the AEC and its environment influencing the decision o develop their foreign language skills, in Bang Poo industrial area, Samuthprakarn, Thailand. ม.ป.ท.:Stamford International University;Chaya Sutthipornphalangkoon และ Donn Pjongluck. A study on the relationship between company characteristics, demography of engineers and their perception of the AEC and its environment influencing the decision o develop their foreign language skills, in Bang Poo industrial area, Samuthprakarn, Thailand. ม.ป.ท.:Stamford International University, 2015. Print.