Xu, Y. และ Xu, P. . (2023) “Research on the Evaluation Index System of Teacher Training Effect in Secondary Vocational Schools in Guizhou, China”, Journal of Roi Kaensarn Academi, 8(7), น. 541–553. available at: https://so02.tci-thaijo.org/index.php/JRKSA/article/view/262329 (สืบค้น: 10 ธันวาคม 2025).