Chankhiao, C., Klamsakul, S. and Subnawin, S. 2025. Human Resource Development Model Based on the Deming Cycle Approach of Phetchaburi Municipality, Mueang Phetchaburi District, Phetchaburi Province. Journal of Humanities and Social Sciences Suratthani Rajabhat University. 17, 1 (Mar. 2025), 248–265.