C.K. AMBASTBA. Communication Pattern of Farm Scientists. Indian Journal of Extension Education, India, v. 16, n. 1-2, p. 34–38, 1980. DOI: 10.48165/. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/161083. Acesso em: 5 jun. 2026.