Puwittayathorn T. Development of Human Resource Competency in Koh Samui District Surat Thani Province. parichartj [internet]. 2019 Apr. 19 [cited 2026 Sep. 28];32(1):133-50. available from: https://so05.tci-thaijo.org/index.php/parichartjournal/article/view/99150