Jaturong Pokharatsiri และ Chulawadee Santad. (2017) Sukhothai Heritage and Tourism: An International Viewpoint. <i>Journal of Architectural/Planning Research and Studies</i>, <i>14</i>(2), 77-88.Jaturong Pokharatsiri และ Chulawadee Santad. "Sukhothai Heritage and Tourism: An International Viewpoint". Journal of Architectural/Planning Research and Studies 14 (2017):77-88.Jaturong Pokharatsiri และ Chulawadee Santad. Sukhothai Heritage and Tourism: An International Viewpoint. Thammasat Printing House:ม.ป.ท. 2017.