United States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Space, Science, and Competitiveness. (2017). NASA at a crossroads: Reasserting American leadership in space exploration : hearing before the Subcommittee on Space, Science, and Competitiveness of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fourteenth Congress, second session, July 13, 2016. U.S. Government Publishing Office.
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Space, Science, and Competitiveness. NASA at a Crossroads: Reasserting American Leadership in Space Exploration : Hearing Before the Subcommittee on Space, Science, and Competitiveness of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fourteenth Congress, Second Session, July 13, 2016. Washington: U.S. Government Publishing Office, 2017.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Space, Science, and Competitiveness. NASA at a Crossroads: Reasserting American Leadership in Space Exploration : Hearing Before the Subcommittee on Space, Science, and Competitiveness of the Committee on Commerce, Science, and Transportation, United States Senate, One Hundred Fourteenth Congress, Second Session, July 13, 2016. U.S. Government Publishing Office, 2017.