United States. Government Accountability Office. (2019). Information technology: agencies need to develop modernization plans for critical legacy systems: Report to congressional requesters. United States Government Accountability Office.
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office. Information Technology: Agencies Need to Develop Modernization Plans for Critical Legacy Systems: Report to Congressional Requesters. [Washington, D.C.]: United States Government Accountability Office, 2019.
MLA (9th ed.) CitationUnited States. Government Accountability Office. Information Technology: Agencies Need to Develop Modernization Plans for Critical Legacy Systems: Report to Congressional Requesters. United States Government Accountability Office, 2019.