Viking : the exploration of Mars

Published: [Washington, D.C.] : NASA ; Pasadena, Calif. : Jet Propulsion Laboratory, California Institute of Technology ; [Washington, D.C.] : U.S. G.P.O., 1984.
Physical Description: 53 pages : chiefly illustrations (some color) ; 30 cm
Additional Creators: Bane, Don, Jet Propulsion Laboratory (U.S.), and United States. National Aeronautics and Space Administration