Critical infrastructure [electronic resource] : challenges remain in protecting key sectors : testimony before the Subcommittee on Homeland Security, Committee on Appropriations, House of Representatives / statement of Eileen R. Larence, David A. Powner.
Title from title screen (viewed on Apr. 26, 2007). "For release ... March 20, 2007." Paper version available from: U.S. Govt. Accountability Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548. Includes bibliographical references.
Series:
Testimony GAO-07-626 T
OCLC:
(OCoLC)123773415
Locations:
USUX851 -- Iowa State University - Parks Library (Ames)
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.