Thongpechnil, M. “An Application of Iddhipāda Principles for Performance Capability Development of the Personnel Private Sector’s Security Business in the Upper Northern Region”. MCU Haripunchai Review, vol. 9, no. 2, June 2025, pp. 313-27, https://so04.tci-thaijo.org/index.php/JMHR/article/view/aaa-022.