Lawmaker Chai Chong what precepts (2547 (2004)). Study and development of industrial business and entrepreneurship features small. Bangkok: Bachelor thesis, Srinakharinwirot University counseling psychology.
Wutichai be considered canon. (2547)., Education and development of its business entrepreneurship small industry. Bangkok: thesis, psychology, counseling. Srinakharinwirot University.
Qualification: commune precept. (2547). The study and development of the feature is the small industry entrepreneur, Bangkok: Dissertation Counseling psychology Srinakharinwirot University