Air quality in New York City after the September 11, 2001 attacks : field hearing before the Subcommittee on Clean Air, Wetlands, and Climate Change of the Committee on Environment and Public Works, United States Senate, One Hundred Seventh Congress, second session on air quality in New York City after the September 11, 2001 attacks, February 11, 2002, New York City.
Coverage: Washington : U.S. G.P.O. : 2003.