VAUGHN, Paul R. The Organization For Preservice Students In Agricultural Education Should Be Collegiate FFA. Journal of Agricultural Education, [S. l.], v. 19, n. 2, p. 2–10, 1978. DOI: 10.5032/jaatea.1978.02002. Disponível em: https://jae-online.org/index.php/jae/article/view/859. Acesso em: 22 nov. 2024.