United States. Government Accountability Office & ProQuest (Firm). (2009). Freedom of Information Act: DHS has taken steps to enhance its program, but opportunities exist to improve efficiency and cost-effectiveness : report to congressional committees. U.S. Govt. Accountability Office.
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Freedom of Information Act: DHS Has Taken Steps to Enhance Its Program, but Opportunities Exist to Improve Efficiency and Cost-effectiveness : Report to Congressional Committees. [Washington, D.C.]: U.S. Govt. Accountability Office, 2009.
MLA (9th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Freedom of Information Act: DHS Has Taken Steps to Enhance Its Program, but Opportunities Exist to Improve Efficiency and Cost-effectiveness : Report to Congressional Committees. U.S. Govt. Accountability Office, 2009.