SCOFIELD, Gaylan G.; KAHLER, Alan A. Experimental Evaluation Of The Effectiveness Of A Computer-Assisted Instructional Unit On Sustainable Agriculture. Journal of Agricultural Education, [S. l.], v. 34, n. 1, p. 77–83, 1993. DOI: 10.5032/jae.1993.01077. Disponível em: https://jae-online.org/index.php/jae/article/view/639. Acesso em: 13 jul. 2024.