United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Oversight and Investigations, author.
Washington : U.S. G.P.O., 2013.
2013
United States. Congress. Senate. Committee on Homeland Security and Governmental Affairs, author.
Washington : U.S. Government Publishing Office, 2016.
2016
United States. Congress. Senate. Committee on Energy and Natural Resources.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2011.
2011
United States. Congress. House. Committee on Homeland Security. Subcommittee on Emerging Threats, Cybersecurity, and Science and Technology.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2009.
2009
United States. Congress. Senate. Committee on Energy and Natural Resources.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.
2012