Wongsang, Nattitha, Wasita Kerdphol Prasopsak, and Waraporn Subruangthong. “The Implementation of the National Skill Standard Policy of the Lopburi Provincial Skilled Labor Development Center: The Implementation of the National Skill Standard Policy of the Lopburi Provincial Skilled Labor Development Center”. LAWARATH SOCIAL E – JOURNAL 3, no. 3 (December 28, 2021): 51–64. Accessed May 19, 2024. https://so04.tci-thaijo.org/index.php/lawarathjo/article/view/254803.