Sagan, Carl,  1934-1996 <br/><br/>
Planets / 
Carl Sagan, Jonathan Norton Leonard and the editors of Time-Life Books. 
 - (Nederland), N.V ;  Time-Life International,  1970. 
 - 200 p. :  ill. (part col.), ports. ;  28 cm. 
 - Life science library .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 195. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Planets