Chomsuk, Udomsak, and Somboon Saraphat. “The Influence of Total Quality Management on Non-Financial Production Productivity of Chemical (Resin) Industry in Thailand”. KKU Research Journal (Graduate Studies) Humanities and Social Sciences 9, no. 2 (October 17, 2021): 73–94. Accessed August 18, 2022. https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/239094.