United States. Congress. House. Committee on Homeland Security. Subcommittee on Transportation Security and Infrastructure Protection.
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 Transportation Security and Infrastructure Protection.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2010.
2010
United States. Congress. House. Committee on Homeland Security. Subcommittee on Transportation Security and Infrastructure Protection.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2009.
2009
United States. Department of Homeland Security. Office of Inspector General.
Washington, DC : U.S. Dept. of Homeland Security, Office of Inspector General, [2010]
2010
United States. Congress. Senate. Committee on Homeland Security and Governmental Affairs.
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 Transportation Security and Infrastructure Protection.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2008.
2008
United States. Congress. Senate. Committee on Commerce, Science, and Transportation.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.
2012
United States. Congress. House. Committee on Homeland Security. Subcommittee on Transportation Security.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2012.
2012
United States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Surface Transportation and Merchant Marine Infrastructure, Safety, and Security.
Washington : U.S. Government Printing Office, 2013.
2013