ถนอมจิตศ์ ธ., & ช่วยบำรุง เ. (2018). A MODEL OF KNOWLEDGE ENHANCING OF THE YOUTHS IN SUKHOTHAI AND KAMPHAENG PHET PROVINCES BY MULTI-PARTY PARTICIPATION PROCESS TO PROMOTE WORLD HERITAGE TOURISM OF SUKHOTHAI HISTORICAL TOWN AND SURROUNDING TOWNS. Sripatum Review of Humanities and Social Sciences, 15(2), 35–45. Retrieved from https://so05.tci-thaijo.org/index.php/spurhs/article/view/114914