United States. Government Accountability Office & ProQuest (Firm). (2007). Department of Homeland Security: Science and Technology Directorate's expenditure plan : report to congressional committees. GAO.
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Department of Homeland Security: Science and Technology Directorate's Expenditure Plan : Report to Congressional Committees. Washington, D.C.: GAO, 2007.
MLA (9th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Department of Homeland Security: Science and Technology Directorate's Expenditure Plan : Report to Congressional Committees. GAO, 2007.
Warning: These citations may not always be 100% accurate.