(2009). EPA's proposed revisions to the particulate matter air quality standards: Hearing before the Subcommittee on Clean Air, Climate Change, and Nuclear Safety of the Committee on Environment and Public Works, United States Senate, One Hundred Ninth Congress, second session, July 13, 2006.
Chicago Style (17th ed.) CitationEPA's Proposed Revisions to the Particulate Matter Air Quality Standards: Hearing Before the Subcommittee on Clean Air, Climate Change, and Nuclear Safety of the Committee on Environment and Public Works, United States Senate, One Hundred Ninth Congress, Second Session, July 13, 2006. 2009.
MLA (9th ed.) CitationEPA's Proposed Revisions to the Particulate Matter Air Quality Standards: Hearing Before the Subcommittee on Clean Air, Climate Change, and Nuclear Safety of the Committee on Environment and Public Works, United States Senate, One Hundred Ninth Congress, Second Session, July 13, 2006. 2009.