DEVELOPING AN ENVIRONMENT-BASED SCIENCE TEXTBOOK: ITS RELEVANCE AS A REINFORCEMENT FOR THE CHARACTER OF ENVIRONMENT CARE. Primary: Jurnal Pendidikan Guru Sekolah Dasar, [S. l.], v. 9, n. 5, p. 738–750, 2020. DOI: 10.33578/jpfkip.v9i5.8032. Disponível em: https://primary.ejournal.unri.ac.id/index.php/JPFKIP/article/view/940. Acesso em: 20 dec. 2025.