Wilshusen, G. C., & Powner, D. A. (2007). Information security: Persistent weaknesses highlight need for further improvement : testimony before the Subcommittee on Emerging Threats, Cybersecurity, and Science and Technology, Committee on Homeland Security, House of Representatives. U.S. Govt. Accountability Office.
Chicago Style (17th ed.) CitationWilshusen, Gregory C., and David A. Powner. Information Security: Persistent Weaknesses Highlight Need for Further Improvement : Testimony Before the Subcommittee on Emerging Threats, Cybersecurity, and Science and Technology, Committee on Homeland Security, House of Representatives. [Washington, D.C.]: U.S. Govt. Accountability Office, 2007.
MLA (9th ed.) CitationWilshusen, Gregory C., and David A. Powner. Information Security: Persistent Weaknesses Highlight Need for Further Improvement : Testimony Before the Subcommittee on Emerging Threats, Cybersecurity, and Science and Technology, Committee on Homeland Security, House of Representatives. U.S. Govt. Accountability Office, 2007.