Phanasan, Warangkhana, and Sukanpicha Piyathamwarakul. “WORK FRUSTRATION OF TEACHER AT THE INCLUSIVE SCHOOLS IN BANG KAPI DISTRICT UNDER THE JURISDICTION OF BANGKOK METROPOLITAN ADMINISTRATION”. Rajapark Journal 12, no. 27 (December 25, 2018): 141–151. accessed September 11, 2026. https://so05.tci-thaijo.org/index.php/RJPJ/article/view/162571.