หมื่นแจ่ม สำเนา. “Driving the Philosophy of Sufficiency Economy to Basic School in Ban Wangjom Community School Chiang Dao District Chiang Mai Province”. Rajabhat Chiang Mai Research Journal 20, no. 1 (June 11, 2019): 57–69. Accessed April 20, 2024. https://so05.tci-thaijo.org/index.php/cmruresearch/article/view/157243.