Wijit Nawasakunsak และ Jean Marc Dautrey. (2014) When business ethics affects quality : the case of chemicals in Asean member states. Stamford International University:ม.ป.ท.Wijit Nawasakunsak และ Jean Marc Dautrey. 2014. When business ethics affects quality : the case of chemicals in Asean member states. ม.ป.ท.:Stamford International University;Wijit Nawasakunsak และ Jean Marc Dautrey. When business ethics affects quality : the case of chemicals in Asean member states. ม.ป.ท.:Stamford International University, 2014. Print.