LINHARDT, Richard E.; WESTON, Curtis R. Safety Program Needs of Missouri Vocational Agriculture Departments as Identifed by Secondary School Administrators and Teachers of Vocational Agriculture. Journal of Agricultural Systems, Technology, and Management, [S. l.], v. 1, n. 2, p. 3–9, 1986. Disponível em: https://jastm.org/index.php/jastm/article/view/11861. Acesso em: 23 feb. 2025.