Promoting safe workplaces through Voluntary Protection Programs : hearing before the Subcommittee on Workforce Protections, Committee on Education and the Workforce, U.S. House of Representatives, One Hundred Twelfth Congress, second session, hearing held in Washington, DC, June 28, 2012.
Imprint
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.