V.S. SUBRAMANYAN. The retentive knowledge gained through selected Extension method and their combinations. Indian Journal of Extension Education, India, v. 12, n. 1-2, p. 20–23, 2024. DOI: 10.48165/. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/160691. Acesso em: 15 jul. 2026.