Thongsaricharean, P. and Anusanpat, N. (2025) “Guidelines for Developing the Operational Efficiency of Police Officers in Administrative Department 4 in Provincial Police Region 1 ”, Journal of Dhamma for Life , 31(2), pp. 253–268. available at: https://so08.tci-thaijo.org/index.php/dhammalife/article/view/5097 (accessed: 27 July 2025).