R. P. SAHU AND N. K. SINGH. Training Needs of Poultry Farmers in Hilly Areas. Indian Journal of Extension Education, India, v. 50, n. 3&4, p. 62–64, 2014. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/144314. Acesso em: 25 jun. 2026.