Panna ม. THE HUMAN RESOURCE DEVELOPMENT OF WAENG SUB-DISTRICT MUNICIPALITY IN PHONTHONG DISTRICT, ROI – ET PROVINCE. researchjournal [Internet]. 2022 Dec. 2 [cited 2026 Nov. 10];2(6):9-16. Available from: https://ojs.mbuslc.ac.th/index.php/srj/article/view/147