ROBERTS, T. Grady; HARLIN, Julie F. The Project Method In Agricultural Education: Then And Now. Journal of Agricultural Education, [S. l.], v. 48, n. 3, p. 46–56, 2007. DOI: 10.5032/jae.2007.03046. Disponível em: https://jae-online.org/index.php/jae/article/view/2036. Acesso em: 28 jun. 2024.