Petjuangjan, Panida, and Apichart Lenenan. 2019. “THE ADMINISTRATION OF ‘9DS SCHOOL’PROJECT IN SAMUTSAKHON EDUCATIONAL SERVICE AREA”. Journal of Humanities and Social Sciences Thonburi University 13 (3):32-40. https://so03.tci-thaijo.org/index.php/trujournal/article/view/214061.