AWASTHI, Malini; AGARWAL, Reena. A Comparative Study of I.C.S.E., C.B.S.E. and U.P. Board Students regarding Comprehension of Environmental Issues. JOURNAL OF INDIAN EDUCATION, [S. l.], v. 39, n. 1, p. p. 130–140, 2013. Disponível em: http://ejournals.ncert.gov.in/index.php/jie/article/view/1308. Acesso em: 7 jul. 2025.