ก้านจักร พันจ่าเอก ณรงค์, and พื้นชมภู ดร.ไพรัช. “An Application of the Four Principles of Iddhipada to the Performances of Personnel Attached to Sub-District Municipalities in Kaset Wisai District, Roi Et Province”. Academic Journal of Mahamakut Buddhist University Roi Et Campus 8, no. 2 (September 13, 2018): 49–57. Accessed May 3, 2024. https://so01.tci-thaijo.org/index.php/AJMBU/article/view/229265.