United States. Congress. House. Committee on Science and Technology & ProQuest (Firm). (1981). Flight of STS-1 with astronauts John W. Young and Captain Robert L. Crippen: Hearing before the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, first session, May 20, 1981. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Science and Technology and ProQuest (Firm). Flight of STS-1 with Astronauts John W. Young and Captain Robert L. Crippen: Hearing Before the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, First Session, May 20, 1981. Washington: U.S. G.P.O., 1981.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Science and Technology and ProQuest (Firm). Flight of STS-1 with Astronauts John W. Young and Captain Robert L. Crippen: Hearing Before the Committee on Science and Technology, U.S. House of Representatives, Ninety-seventh Congress, First Session, May 20, 1981. U.S. G.P.O., 1981.