STAFFORD, Jill R.; BOYD, Barry L.; LINDNER, James R. The Effects Of Service Learning On Leadership Life Skills Of 4-H Members. Journal of Agricultural Education, [S. l.], v. 44, n. 1, p. 10–21, 2003. DOI: 10.5032/jae.2003.01010. Disponível em: https://jae-online.org/index.php/jae/article/view/2182. Acesso em: 1 may. 2026.