Ferguson, Kitty <br/><br/>
Prisons of light-Black Holes 

 - Cambridge  Cambridge Unviersity Press  1996 
 - ix,214p.  23 cm. 
<br/><br/><label>ISBN: </label>0521495180 
<br/><br/><label>Dewey Class. No.: </label>523.8875  / FER