Sagan, Carl,  1934-1996. <br/><br/>
Comet / 
Carl Sagan and Ann Druyan. 
 - 1st ed. 
 - New York :  Random House,  c1985. 
 - xiv, 398 p. :  ill. (some col.) ;  27 cm. 
<br/><br/> Includes indexes. 
<br/><br/>Bibliography: p. 379-384. 
<br/><br/><label>ISBN: </label>0394549082 :  $27.50 
<br/><br/><label>LCCN: </label>85008308  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Comets.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Halley's comet.
<br/><br/><label>LC Class. No.: </label>QB721  / .S34 1985 
<br/><br/><label>Dewey Class. No.: </label>523.6