Phiophong ฺ. (2024) “EFFICIENCY OF PUBLIC SERVICES ACCORDING TO THE PRINCIPLE OF ITTHIPADA 4 IN NONSILA SUB-DISTRICT MUNICIPALITY NONSILA DISTRICT KHON KAEN PROVINCE”, Journal of Humanities and Social Sciences Mahamakut Buddhist University Isan Campus, 5(1), pp. 66–78. available at: https://so06.tci-thaijo.org/index.php/jhsmbuisc/article/view/268820 (accessed: 29 September 2026).