BRANNON, Tony; HOLLEY, C. Wesley; KEY, James P. Impact of Vocational Agriculture/FFA on Community Leadership. Journal of Agricultural Education, [S. l.], v. 30, n. 3, p. 37–45, 1989. DOI: 10.5032/jae.1989.03037. Disponível em: https://jae-online.org/index.php/jae/article/view/1561. Acesso em: 3 may. 2026.