สงสัย ฐ. and Chinnasri, W. 2026. EFFECTIVENESS AND GUIDELINES FOR ENHANCING THE IMPLEMENTATION OF THE HUA HIN BEACH TOURISM DEVELOPMENT POLICY: A STUDY OF HUA HIN CITY MUNICIPALITY, PRACHUAP KHIRI KHAN PROVINCE. Journal of MCU Phetchaburi Review . 9, 2 (Aug. 2026), 365–380.