United States. Subcommittee on Environmental Protection. Senate. Committee on Environment and Public Works. Subcommittee on Environmental Protection. http://id.loc.gov/authorities/names/n85246544
Title:
Ozone and carbon monoxide standards : nonattainment issues : hearings before the Subcommittee on Environmental Protection of the Committee on Environment and Public Works, United States Senate, One hundredth Congress, first session, March 26, 31, and April 9, 1987.
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