SINGH, Swati. A Critical Appraisal of General Science Content of Class VII Textbooks. INDIAN EDUCATIONAL REVIEW, [S. l.], v. 48, n. 1, p. p. 30–55, 2011. Disponível em: http://14.139.250.109/index.php/ier/article/view/2338. Acesso em: 19 aug. 2025.