SHRIVASTAVA, U. P. Environmental Education for Sustainable Improved Environment. International Journal of Social Sciences and Management, [S. l.], v. 1, n. 1, p. 1–2, 2014. DOI: 10.3126/ijssm.v1i1.9577. Disponível em: https://nepjol.info/index.php/IJSSM/article/view/9577. Acesso em: 16 jul. 2024.