Sagan,carl. <br/><br/>
Pale blue dot. A vision of the human future in space 

 - New York     Random house 
 - 429p. 
<br/><br/> Index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>919.904 SAG