United States. Government Accountability Office. (2007). Department of Homeland Security: Progress and challenges in implementing the Department's acquisition oversight plan : report to congressional committees. U.S. Govt. Accountability Office.
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office. Department of Homeland Security: Progress and Challenges in Implementing the Department's Acquisition Oversight Plan : Report to Congressional Committees. [Washington, D.C.]: U.S. Govt. Accountability Office, 2007.
MLA (9th ed.) CitationUnited States. Government Accountability Office. Department of Homeland Security: Progress and Challenges in Implementing the Department's Acquisition Oversight Plan : Report to Congressional Committees. U.S. Govt. Accountability Office, 2007.