BIRD, William A.; MARTIN, Michael J.; SIMONSEN, Jon C. Student Motivation for Involvement in Supervised Agricultural Experiences: An HistoricalPerspective. Journal of Agricultural Education, [S. l.], v. 54, n. 1, p. 31–46, 2013. DOI: 10.5032/jae.2013.01031. Disponível em: https://jae-online.org/index.php/jae/article/view/1919. Acesso em: 30 apr. 2026.