Doksaiyud, S. “Efficarcy Work Performance of Personnel in Sam Khok Subdistrict Municipality, Sam Khok District, Pathum Thani Province”. Journal of MCU Phetchaburi Review, vol. 9, no. 2, Aug. 2026, pp. 78-83, https://so03.tci-thaijo.org/index.php/JPR/article/view/300952.