United States. Congress. Senate. Committee on Commerce, Science, and Transportation, & ProQuest (Firm). (1992). Global change research: Ozone depletion and its impacts : hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Second Congress, first session, November 15, 1991. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Commerce, Science, and Transportation, and ProQuest (Firm). Global Change Research: Ozone Depletion and Its Impacts : Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Second Congress, First Session, November 15, 1991. Washington: U.S. G.P.O., 1992.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Commerce, Science, and Transportation, and ProQuest (Firm). Global Change Research: Ozone Depletion and Its Impacts : Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Second Congress, First Session, November 15, 1991. U.S. G.P.O., 1992.