Premchai Phoorivatana และ Pattarasinee Bhattarakosol. (2010) Implementation of personal characteristics in computer security. Chulalongkorn University:ม.ป.ท.Premchai Phoorivatana และ Pattarasinee Bhattarakosol. 2010. Implementation of personal characteristics in computer security. ม.ป.ท.:Chulalongkorn University;Premchai Phoorivatana และ Pattarasinee Bhattarakosol. Implementation of personal characteristics in computer security. ม.ป.ท.:Chulalongkorn University, 2010. Print.