Walker, D. M. (2005). 21st century challenges: Performance budgeting could help promote necessary reexamination : testimony before the Subcommittee on Federal Financial Management, Government Information, and International Security, Committee on Homeland Security and Governmental Affairs, U.S. Senate. U.S. Government Accountability Office.
Chicago Style (17th ed.) CitationWalker, David M. 21st Century Challenges: Performance Budgeting Could Help Promote Necessary Reexamination : Testimony Before the Subcommittee on Federal Financial Management, Government Information, and International Security, Committee on Homeland Security and Governmental Affairs, U.S. Senate. [Washington, D.C.]: U.S. Government Accountability Office, 2005.
MLA (9th ed.) CitationWalker, David M. 21st Century Challenges: Performance Budgeting Could Help Promote Necessary Reexamination : Testimony Before the Subcommittee on Federal Financial Management, Government Information, and International Security, Committee on Homeland Security and Governmental Affairs, U.S. Senate. U.S. Government Accountability Office, 2005.