MANSOURE, N. Content analysis of the environmental concepts contained within the biology book of the primary seventh grade. Latakia University Journal - Arts and Humanities Sciences Series, [S. l.], v. 38, n. 6, 2017. Disponível em: https://journal.latakia-univ.edu.sy/index.php/humlitr/article/view/2413. Acesso em: 30 jul. 2025.