Bunyavejchevin, Hamphon, Udorn Rattanapakdi, Vangsan Suchantabutra, Em-on Tanamtheut, Vinai Poolsri, Mayuree Tanomsuk, and Bunjob Piromkam. 2020. “ Kamphaeng Saen Campus”. Kasetsart Journal of Social Sciences 15 (1):34-47. https://so04.tci-thaijo.org/index.php/kjss/article/view/236898.