SHIPPY, R. Dean. Professional Competencies Needed By Beginning Teachers Of Agriculture/Agribusiness. Journal of Agricultural Education, [S. l.], v. 22, n. 1, p. 29–34, 1981. DOI: 10.5032/jaatea.1981.01029. Disponível em: https://jae-online.org/index.php/jae/article/view/976. Acesso em: 22 feb. 2025.