สุขเกษมม., & กาฬสมุทร์น. (2017). The Sustainable Creative Tourism Management: World Heritage Site-Cultural Heritage Alive: a Case Study of Historical Town of Sukhothai and Associated Historic Towns. RMUTI JOURNAL Humanities and Social Sciences, 5(1), 160-178. Retrieved from https://so05.tci-thaijo.org/index.php/RMUTI_SS/article/view/189670