BALL, Anna L.; GARTON, Bryan L.; DYER, James E. The Influence Of Learning Communities And 4-H/FFA Participation On College Of Agriculture Students’ Academic Performance And Retention. Journal of Agricultural Education, [S. l.], v. 42, n. 4, p. 54–62, 2001. DOI: 10.5032/jae.2001.04054. Disponível em: https://jae-online.org/index.php/jae/article/view/782. Acesso em: 16 may. 2026.