Srisong R, Sriputtarin S, Kheawnamchum J. The Administrative Factors and Educational Quality Assurance Results of Schools Under the Office of Nakhon Phanom Primary Educational Service Area 1. RJPJ [internet]. 2024 Apr. 30 [cited 2026 Sep. 28];18(57):221-36. available from: https://so05.tci-thaijo.org/index.php/RJPJ/article/view/269995