Sagan, Carl,  1934-1996 <br/><br/>
Comet / 
Carl Sagan, Ann Druyan 
 - New York :  Pocket Books,  1985 
 - 398 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0671619179 
<br/><br/><label>LCCN: </label>85-008308 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Comets