MAHMUD, S. N. D. Engaging head, heart and hands: Holistic learning approach for education for sustainable development. International Journal of Learning and Teaching, [S. l.], v. 9, n. 2, p. 298–304, 2017. DOI: 10.18844/ijlt.v9i2.2039. Disponível em: https://un-pub.eu/ojs/index.php/ijlt/article/view/2039. Acesso em: 2 may. 2024.