Stephenson, J. B. (2009). Clean Air Act: Preliminary observations on the effectiveness and costs of mercury control technologies at coal-fired power plants : testimony before the Subcommittee on Clean Air and Nuclear Safety, Committee on Environment and Public Works, U.S. Senate. U.S. Govt. Accountability Office.
Chicago Style (17th ed.) CitationStephenson, John B. Clean Air Act: Preliminary Observations on the Effectiveness and Costs of Mercury Control Technologies at Coal-fired Power Plants : Testimony Before the Subcommittee on Clean Air and Nuclear Safety, Committee on Environment and Public Works, U.S. Senate. [Washington, D.C.]: U.S. Govt. Accountability Office, 2009.
MLA (9th ed.) CitationStephenson, John B. Clean Air Act: Preliminary Observations on the Effectiveness and Costs of Mercury Control Technologies at Coal-fired Power Plants : Testimony Before the Subcommittee on Clean Air and Nuclear Safety, Committee on Environment and Public Works, U.S. Senate. U.S. Govt. Accountability Office, 2009.