SMITH, Keith L.; COLLINS, Christy. Attitudes Toward Competition In A Youth Organization. Journal of Agricultural Education, [S. l.], v. 29, n. 2, p. 40–48, 1988. DOI: 10.5032/jaatea.1988.02040. Disponível em: https://jae-online.org/index.php/jae/article/view/534. Acesso em: 22 feb. 2025.