HARMAN, Raymond W. Are Farm Publications Dangerous?. Journal of Agricultural Education, [S. l.], v. 5, n. 1, p. 16–19, 1964. DOI: 10.5032/jaatea.1964.01016. Disponível em: https://jae-online.org/index.php/jae/article/view/362. Acesso em: 23 nov. 2024.