गुप्ता आरना. पार्क . प्राथमिक शिक्षक, [S. l.], v. 46, n. 2, p. p.150, 2026. Disponível em: https://ejournals.ncert.gov.in/index.php/pp/article/view/5539. Acesso em: 26 jul. 2026.