United States. Congress. House. Committee on Science. Subcommittee on Space and Aeronautics & ProQuest (Firm). (2000). Space shuttle safety: Hearing before the Subcommittee on Space and Aeronautics of the Committee on Science, House of Representatives, One Hundred Sixth Congress, first session, September 23, 1999. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Science. Subcommittee on Space and Aeronautics and ProQuest (Firm). Space Shuttle Safety: Hearing Before the Subcommittee on Space and Aeronautics of the Committee on Science, House of Representatives, One Hundred Sixth Congress, First Session, September 23, 1999. Washington: U.S. G.P.O., 2000.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Science. Subcommittee on Space and Aeronautics and ProQuest (Firm). Space Shuttle Safety: Hearing Before the Subcommittee on Space and Aeronautics of the Committee on Science, House of Representatives, One Hundred Sixth Congress, First Session, September 23, 1999. U.S. G.P.O., 2000.