RICHARDSON, William; MCFADDEN, Joan. Follow-Up Studies: Factors To Consider In Planning And Implementation. Journal of Agricultural Education, [S. l.], v. 16, n. 3, p. 13–16, 1975. DOI: 10.5032/jaatea.1975.03013. Disponível em: https://jae-online.org/index.php/jae/article/view/458. Acesso em: 23 feb. 2025.