Rural Environmental Teaching in Basic General Education. Revista Electrónica Educare, [S. l.], v. 17, n. 2, p. 69–79, 2013. DOI: 10.15359/ree.17-2.4. Disponível em: https://www.revistas.una.ac.cr/index.php/EDUCARE/article/view/5020.. Acesso em: 27 apr. 2024.