สุรขันต์ ว., and ประเสริฐสังข์ ศ. “Corporate Social Responsibility Affecting the Employee Loyalty of Trax Intertrade Company Employee of Changhan District Roi-Et Province”. Journal of Roi Et Rajabhat University, vol. 12, no. 1, June 2018, pp. 23-32, https://so03.tci-thaijo.org/index.php/reru/article/view/164783.