J.S. KHARA. Relative effectiveness of extension. methods on the adoption of approved agricultural practices . Indian Journal of Extension Education, India, v. 3, n. 1&2, p. 98–100, 2024. DOI: 10.48165/. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/160365. Acesso em: 15 jul. 2026.