Kammungkun, R., S. Sriputtarin, and J. . Kheawnamchum. “Participatory Management Affecting the Integrated Learning Management in Small Primary Schools Under Nakhon Phanom Primary Educational Service Area Office 1”. Rajapark Journal, vol. 14, no. 36, Oct. 2020, pp. 215-28, https://so05.tci-thaijo.org/index.php/RJPJ/article/view/242743.