Phanat, Udomsak, PhramahaYannawat Thitavaḍḍhano, and Yutthavee Kaewthongyai. “NEEDS ASSESSMENT FOR MANAGING A HAPPY ORGANIZATION, IN SCHOOLS UNDER THE PHRA NAKHON SI AYUTTHAYA PRIMARY EDUCATIONAL SERVICE AREA OFFICE 2”. Journal of Educational Review Faculty of Education in MCU 13, no. 2 (September 2, 2026): 274–284. accessed September 15, 2026. https://so02.tci-thaijo.org/index.php/EDMCU/article/view/288405.