United States. Government Accountability Office & ProQuest (Firm). (2006). Defense Travel System: Reported savings questionable and implementation challenges remain : report to Congressional addressees. GAO.
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Defense Travel System: Reported Savings Questionable and Implementation Challenges Remain : Report to Congressional Addressees. Washington, D.C.: GAO, 2006.
MLA (9th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Defense Travel System: Reported Savings Questionable and Implementation Challenges Remain : Report to Congressional Addressees. GAO, 2006.
Warning: These citations may not always be 100% accurate.