ปรีชานันท์ ชิดชนก. 2017. “Participatory Action Research for Developing Facilitator to Driving Sufficiency Economy Community for the Officer at Rangkayai Municipality, Phimai District, Nakhonratchasima”. Ratchaphruek Journal 15 (3):97-104. https://so05.tci-thaijo.org/index.php/Ratchaphruekjournal/article/view/125694.