E-Learning Practices During Covid- 19 in MDU, Rohtak, Haryana: A Case Study. LIBRARY HERALD, Delhi, India, v. 60, n. 3, p. P. 12–24, 2022. Disponível em: http://libraryherald.in/index.php/LH/article/view/153. Acesso em: 22 may. 2025.