LA-ARMAT, W.; NANTHASRI, W.; SOMSRISUK, A. NEEDS ASSESSMENT OF ENVIRONMENTAL MANAGEMENT IN SCHOOLS UNDER SAKON NAKHON PRIMARY EDUCATIONAL SERVICE AREA OFFICE 3. Journal of Graduate School Sakon Nakhon Rajabhat University, Sakon Nakhon, Thailand, v. 23, n. 102, p. 443–457, 2026. Disponível em: https://so02.tci-thaijo.org/index.php/SNGSJ/article/view/277906. Acesso em: 9 oct. 2026.