ปันทะธง อภิวัฒน์, and อุดมศรี ปิยฉัตร. “The Promotes of Product Development Project for Community Enterprise of PhuKamyao, Phayao”. Trends of Humanities and Social Sciences Research 5, no. 2 (June 24, 2019): 111–121. Accessed April 26, 2024. https://so03.tci-thaijo.org/index.php/Humanties-up/article/view/197081.