Trefil, James <br/><br/>
The Dark Side of the Universe   A Scientist Explores the Mysteries of the Cosmos 

 - New York  Simon and Schuster Paperbacks  1988 
 - 196p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label>0684187957     200 
<br/><br/><label>Dewey Class. No.: </label>N30  / T716