I.C. PATEL. Communication pattern and procedures associated with VLW effectiveness. Indian Journal of Extension Education, India, v. 8, n. 3-4, 1972. DOI: 10.48165/. Disponível em: http://epubs.icar.org.in/index.php/IJEE/article/view/160337. Acesso em: 19 oct. 2025.