COOPER, Elmer L.; NELSON, Clifford L. Relationships Among FFA Membership Factors And Vo-Ag Programs In The Eastern FFA Region. Journal of Agricultural Education, [S. l.], v. 24, n. 2, p. 10–21, 1983. DOI: 10.5032/jaatea.1983.02022. Disponível em: https://jae-online.org/index.php/jae/article/view/1067. Acesso em: 10 aug. 2024.