Nantiwatkun, Natthaprat, Chompoonuh Kosalakorn Permpoonwiwat, and Renu Sukharom. 2022. “THE COST AND EFFICIENCY ANALYSIS OF JUVENILE VOCATIONAL CENTER”. RMUTT Global Business and Economics Review 17 (2). Pathum Thani, Thailand:34-46. https://so03.tci-thaijo.org/index.php/RMUTT-Gber/article/view/255818.