ปรีชานันท์ ช. “Participatory Action Research for Developing Facilitator to Driving Sufficiency Economy Community for the Officer at Rangkayai Municipality, Phimai District, Nakhonratchasima”. Ratchaphruek Journal, vol. 15, no. 3, Dec. 2017, pp. 97-104, https://so05.tci-thaijo.org/index.php/Ratchaphruekjournal/article/view/125694.