Sagan, Carl   1934-1996 <br/><br/>
Pale blue dot :  a vision of the human future in space / 
Carl Sagan. 
 - First Ballantine books edition 
 - New York :  Ballantine Books,   1997. 
 - xxi, 360 pages ;   21 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780345376596 0345376595 
<br/><br/><label>LCCN: </label>94018121  
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Outer space--Exploration--Popular works.<br/>Espacio exterior --Exploración
<br/><br/><label>LC Class. No.: </label>QB 500.262  / S129p 1997 
<br/><br/><label>Dewey Class. No.: </label>919.9/04