WALAI AutoLIB – RSSRSSWALAI AutoLibSukhothai : World Heritage / Tourism Authority of Thailand.http://lib.tat.or.th/catalog/BibItem.aspx?BibID=b00003613<img src="http://tourismlibrary.tat.or.th/bookcover/3613/3613-fc-t.gif" align="left" height="150" width="120"/>Amazing Green Lower North of Thailand : Sukhothai-Phitsanulok-Phetchabun /http://lib.tat.or.th/catalog/BibItem.aspx?BibID=b00018456<img src="http://tourismlibrary.tat.or.th/bookcover/18456/18456-fc-t.gif" align="left" height="150" width="120"/>190418Amazing Green Route : Enjoy the eco-friendly Journey, Experience the community''''s way of life Buri Ram, Sukhothai, Chiang Mai-Pai / Attractions Promotion Division. Tourism Authority of Thailand.http://lib.tat.or.th/catalog/BibItem.aspx?BibID=b00010493<img src="http://tourismlibrary.tat.or.th/bookcover/10493/10493-fc-t.gif" align="left" height="150" width="120"/>Master Plan for Tourism Development in Phitsanulok, Kamphaeng Phet, Sukhothai, Tak, Phichit /http://lib.tat.or.th/catalog/BibItem.aspx?BibID=b00000260<img src="http://tourismlibrary.tat.or.th/bookcover/260/260-fc-t.gif" align="left" height="150" width="120"/>180504Regional Planning for Historic-Site-Conservation in Northern Thailand /http://lib.tat.or.th/catalog/BibItem.aspx?BibID=b00000331<img src="http://tourismlibrary.tat.or.th/bookcover/331/331-fc-t.gif" align="left" height="150" width="120"/>1805049 อุทยานประวัติศาสตร์ = The historical parks of Thailand / ฝ่ายเผยแพร่และประชาสัมพันธ์. สำนักงานเลขานุการกรม. กรมศิลปากร.http://lib.tat.or.th/catalog/BibItem.aspx?BibID=b00000019<img src="http://tourismlibrary.tat.or.th/bookcover/19/19-fc-t.gif" align="left" height="150" width="120"/>