Kerdpitak, Chayanan. “Role of Learning and Knowledge to Improvise Organisational Performance on Tourism Industry in Udon Thani Thailand”. PalArch’s Journal of Archaeology of Egypt / Egyptology 17, no. 2 (November 4, 2020): 131–144. Accessed November 6, 2025. https://www.archives.palarch.nl/index.php/jae/article/view/159.