Boonsathorn, Wasita, Arthur L. Dryver, and Pattarapong Burusnukul. “Competency of Successful Professional Trainers in Thailand in the Disruption Era”. Journal of Organizational Psychology 24, no. 4 (December 8, 2024). Accessed December 22, 2024. https://articlegateway.com/index.php/JOP/article/view/7402.