Suwanjan ทวีศักด์, Rattanapan กนกรัตน์, Jitpukdee สุวิทย์, Uieng จันทรา, Tantikamton ขวัญตา, and Vongtanaboon สุกัญญา. “Community Participation in Raw Water Source Management for Water Supply Production of Provincial Waterworks Authority: A Case Study of the Trang River, Trang Province”. Journal of Vocational Institute of Agriculture 5, no. 2 (December 30, 2021): 32–48. Accessed June 26, 2022.