BIRKENHOLZ, Robert J. Five-Year Follow-Up Of Bachelor Graduates In Agricultural Education. Journal of Agricultural Education, [S. l.], v. 27, n. 3, p. 50–58, 1986. DOI: 10.5032/jaatea.1986.03050. Disponível em: https://jae-online.org/index.php/jae/article/view/970. Acesso em: 3 may. 2026.