WARNER, Wendy J.; WASHBURN, Shannon G. Issues Facing Urban Agriscience Teachers: A Delphi Study. Journal of Agricultural Education, [S. l.], v. 50, n. 1, p. 105–115, 2009. DOI: 10.5032/jae.2009.01105. Disponível em: https://jae-online.org/index.php/jae/article/view/1665. Acesso em: 10 aug. 2024.