Promsamlee, Kittisak, and Sukaroon Wongtim. “The Effects of Group Counseling to Enhance Attitudes toward Safety in Work Performance of Company Employees”. Ratchaphruek Journal 19, no. 2 (August 5, 2021): 24–33. accessed August 26, 2026. https://so05.tci-thaijo.org/index.php/Ratchaphruekjournal/article/view/248418.