FITRIYANTI SAHRA, Intan; SAHRA, Sjaeful. The Importance of Developing E-Books Using The 4S-TMD Method to Improve Environmental Literacy. KnE Social Sciences, [S. l.], v. 9, n. 8, p. 157–165, 2024. DOI: 10.18502/kss.v9i8.15503. Disponível em: http://thrillriftranks.com/index.php/KnE-Social/article/view/15503. Acesso em: 6 feb. 2025.