United States. Government Accountability Office & United States. Congress. Senate. Committee on Homeland Security and Governmental Affairs. Permanent Subcommittee on Investigations. (2008). Governmentwide purchase cards: Actions needed to strengthen internal controls to reduce fraudulent, improper, and abusive purchases : report to the Permanent Subcommittee on Investigations, Committee on Homeland Security and Governmental Affairs, U.S. Senate. U.S. Govt. Accountability Office.
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office and United States. Congress. Senate. Committee on Homeland Security and Governmental Affairs. Permanent Subcommittee on Investigations. Governmentwide Purchase Cards: Actions Needed to Strengthen Internal Controls to Reduce Fraudulent, Improper, and Abusive Purchases : Report to the Permanent Subcommittee on Investigations, Committee on Homeland Security and Governmental Affairs, U.S. Senate. [Washington, D.C.]: U.S. Govt. Accountability Office, 2008.
MLA (9th ed.) CitationUnited States. Government Accountability Office and United States. Congress. Senate. Committee on Homeland Security and Governmental Affairs. Permanent Subcommittee on Investigations. Governmentwide Purchase Cards: Actions Needed to Strengthen Internal Controls to Reduce Fraudulent, Improper, and Abusive Purchases : Report to the Permanent Subcommittee on Investigations, Committee on Homeland Security and Governmental Affairs, U.S. Senate. U.S. Govt. Accountability Office, 2008.