SUDHIR, M.A. Participatory Learning and Action for Environmental Education. INDIAN EDUCATIONAL REVIEW, [S. l.], v. 51, n. 1, p. p. 120–123, 2013. Disponível em: http://ejournals.ncert.gov.in/index.php/ier/article/view/2615. Acesso em: 23 aug. 2025.