Vogt, Gregory         frey50        <br/><br/>
Viking and the Mars landing 

 -  Millbrook  1991 
 - 11p. illus. 
 - Missions in space . <br/><br/> Summary: Discusses the U.S. space program Viking and the mission to Mars.                                                
<br/><br/><label>ISBN: </label>1-878841-32-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mars (Planet)<br/>Viking Mars Program<br/>Space flight to Mars