ศรีปากดี น.; ศรีพุทธรินทร์ ส. Situations of Implementation in Non-Formal Education Based on Students’ Perceptions under Non-Formal Education and Informal Education Center in Chanpen Sub-District, Tao-ngoi District, Sakon Nakhon Province. RMUTI JOURNAL Humanities and Social Sciences, [S. l.], v. 3, n. 1, p. 104–113, 2016. Disponível em: https://so05.tci-thaijo.org/index.php/RMUTI_SS/article/view/193664. Acesso em: 16 aug. 2022.