โพธิแก้ว พ. The Traits of Professional Administrators as the Attitude of Administrators and Teachers in Muang Phayao Under Controlled By the Secondary. CSD. Res. J. [Internet]. 2018 Dec. 26 [cited 2024 May 14];18(2):109-20. Available from: https://so05.tci-thaijo.org/index.php/cmruresearch/article/view/209662