http wwwkentlawedu ilhs illinois labor history society retrieved august ref railway labor act required employers bargain collectively unions supreme court case ''texas co v brotherhood railway clerks'' upheld act 's prohibition employer interference selection bargaining representatives ref name curriculum president kennedy signed executive order giving public employee unions right collectively bargain federal government agencies ref name curriculum office labor management standards part united states department labor required collect collective bargaining agreements covering
Applied science Business Industrial and labor relations Collective bargaining