United States. Congress. House. Committee on Science and Astronautics & ProQuest (Firm). (1971). 1972 NASA authorization: Hearings, Ninety-second Congress, first session, on H.R. 3981 (superseded by H.R. 7109). U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Science and Astronautics and ProQuest (Firm). 1972 NASA Authorization: Hearings, Ninety-second Congress, First Session, on H.R. 3981 (superseded by H.R. 7109). Washington: U.S. Govt. Print. Off, 1971.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Science and Astronautics and ProQuest (Firm). 1972 NASA Authorization: Hearings, Ninety-second Congress, First Session, on H.R. 3981 (superseded by H.R. 7109). U.S. Govt. Print. Off, 1971.
Warning: These citations may not always be 100% accurate.