United States. Congress. Senate. Committee on Aeronautical and Space Sciences & ProQuest (Firm). (1970). NASA authorization for fiscal year 1971: Hearings, Ninety-first Congress, second session, on S. 3374 .. U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Aeronautical and Space Sciences and ProQuest (Firm). NASA Authorization for Fiscal Year 1971: Hearings, Ninety-first Congress, Second Session, on S. 3374 .. Washington: U.S. Govt. Print. Off, 1970.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Aeronautical and Space Sciences and ProQuest (Firm). NASA Authorization for Fiscal Year 1971: Hearings, Ninety-first Congress, Second Session, on S. 3374 .. U.S. Govt. Print. Off, 1970.
Warning: These citations may not always be 100% accurate.