United States. Congress. Senate. Committee on Commerce, Science, and Transportation, & ProQuest (Firm). (2004). Nomination of Sean O'Keefe to be Administrator of the National Aeronautics and Space Administration: Hearing before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Seventh Congress, first session, December 7, 2001. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Commerce, Science, and Transportation, and ProQuest (Firm). Nomination of Sean O'Keefe to Be Administrator of the National Aeronautics and Space Administration: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Seventh Congress, First Session, December 7, 2001. Washington: U.S. G.P.O., 2004.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Commerce, Science, and Transportation, and ProQuest (Firm). Nomination of Sean O'Keefe to Be Administrator of the National Aeronautics and Space Administration: Hearing Before the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Seventh Congress, First Session, December 7, 2001. U.S. G.P.O., 2004.