HILLISON, John. AGRICULTURE IN THE CLASSROOM: EARLY 1900s STYLE. Journal of Agricultural Education, [S. l.], v. 39, n. 2, p. 11–18, 1998. DOI: 10.5032/jae.1998.02011. Disponível em: https://jae-online.org/index.php/jae/article/view/1864. Acesso em: 26 jun. 2024.