United States. Department of Transportation. Office of Inspector General. (2013). FHWA provides sufficient guidance and assistance to implement the Highway Safety Improvement Program but could do more to assess program results: Federal Highway Administration. U.S. Department of Transportation, Office of the Secretary of Transportation, Office of Inspector General.
Chicago Style (17th ed.) CitationUnited States. Department of Transportation. Office of Inspector General. FHWA Provides Sufficient Guidance and Assistance to Implement the Highway Safety Improvement Program but Could Do More to Assess Program Results: Federal Highway Administration. [Washington, D.C.]: U.S. Department of Transportation, Office of the Secretary of Transportation, Office of Inspector General, 2013.
MLA (9th ed.) CitationUnited States. Department of Transportation. Office of Inspector General. FHWA Provides Sufficient Guidance and Assistance to Implement the Highway Safety Improvement Program but Could Do More to Assess Program Results: Federal Highway Administration. U.S. Department of Transportation, Office of the Secretary of Transportation, Office of Inspector General, 2013.