SINGH, Shweta; SINGH, Sunita. An Analysis of the Activity of Science Textbook with reference to Science Process Skills. JOURNAL OF INDIAN EDUCATION, [S. l.], v. 45, n. 2, p. p. 91–103, 2019. Disponível em: http://ejournals.ncert.gov.in/index.php/jie/article/view/2628. Acesso em: 5 jul. 2025.