Teerapanon , Porntip, Pruet Siribanpitak, and Walaiporn Siripirom. 2020. “Teaching Professional Organization Management Strategies According to the Concept of Raising Professional Standard and Teacher Quality”. Journal of Education Studies 48 (3). Bangkok, Thailand:207-27. https://so02.tci-thaijo.org/index.php/EDUCU/article/view/245002.