1.
ยุ่นแก้ว ศ, ชมภู ส. Efficient Implementation of 15-year Free Education Scheme in the Schools of the Secondary Educational Service Area Office 40. RJPJ [Internet]. 2017 Feb. 12 [cited 2024 May 21];11(21):179-85. Available from: https://so05.tci-thaijo.org/index.php/RJPJ/article/view/171732