HILLISON, John. The Role Of Virginia In The Development Of The FFA. Journal of Agricultural Education, [S. l.], v. 34, n. 2, p. 37–45, 1993. DOI: 10.5032/jae.1993.02037. Disponível em: https://jae-online.org/index.php/jae/article/view/2220. Acesso em: 27 sep. 2024.