Srihabhak, S. and Phakdeesuwan, P. 2025. Landscape Design Guidelines for the Sustainable Development and Enhancement of OTOP Nawatwithi Tourism Communities: A Case Study of Bang Ngam Subdistrict, Si Prachan District, Suphan Buri Province. Journal of Faculty of Architecture and Design RMUTP. 4, 1 (Jun. 2025), 50–61.