United States. Government Accountability Office & ProQuest (Firm). (2006). Human health risk assessment: EPA has taken steps to strengthen its process, but improvements needed in planning, data development, and training : report to the Chairman, Committee on Environment and Public Works, U.S. Senate. U.S. Govt. Accountability Office.
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Human Health Risk Assessment: EPA Has Taken Steps to Strengthen Its Process, but Improvements Needed in Planning, Data Development, and Training : Report to the Chairman, Committee on Environment and Public Works, U.S. Senate. [Washington, D.C.]: U.S. Govt. Accountability Office, 2006.
MLA (9th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Human Health Risk Assessment: EPA Has Taken Steps to Strengthen Its Process, but Improvements Needed in Planning, Data Development, and Training : Report to the Chairman, Committee on Environment and Public Works, U.S. Senate. U.S. Govt. Accountability Office, 2006.