Hawking, Stephen <br/><br/>
Brief history of time: from the big bang to black holes / 
Stephen W. Hawking ; introduction by Carl Sagan ; illustrations by Ron Miller 
 - Toronto   New York   Bantam Books  1992 
 - xi, 211 p.   ill. ;  17 cm. 
<br/><br/> Gratis<br/> 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cosmology.
<br/><br/><label>Dewey Class. No.: </label>523.1 HAW