United States. National Aeronautics and Space Administration. Scientific and Technical Information Office. Mars as viewed by Mariner 9: A pictorial presentation by the Mariner 9 television team and the planetology program principal investigators.
Chicago Style (17th ed.) CitationUnited States. National Aeronautics and Space Administration. Scientific and Technical Information Office. Mars as Viewed by Mariner 9: A Pictorial Presentation by the Mariner 9 Television Team and the Planetology Program Principal Investigators.
MLA (9th ed.) CitationUnited States. National Aeronautics and Space Administration. Scientific and Technical Information Office. Mars as Viewed by Mariner 9: A Pictorial Presentation by the Mariner 9 Television Team and the Planetology Program Principal Investigators.