เขียนปัญญา อิสระพงษ์. “The Guidelines of Creative Agro Tourism Destination at Rajamangala University of Technology Isan Surin Campus”. KKBS Journal of Business Administration and Accountancy 3, no. 2 (July 27, 2019): 1–20. Accessed May 19, 2024. https://so04.tci-thaijo.org/index.php/kkbsjournal/article/view/190590.