United States. General Accounting Office. (2002). Highway infrastructure: Interstate physical conditions have improved, but congestion and other pressures continue. U.S. General Accounting Office.
Chicago Style (17th ed.) CitationUnited States. General Accounting Office. Highway Infrastructure: Interstate Physical Conditions Have Improved, but Congestion and Other Pressures Continue. [Washington, D.C.]: U.S. General Accounting Office, 2002.
MLA (9th ed.) CitationUnited States. General Accounting Office. Highway Infrastructure: Interstate Physical Conditions Have Improved, but Congestion and Other Pressures Continue. U.S. General Accounting Office, 2002.
Warning: These citations may not always be 100% accurate.