Fry, Christopher  <br/><br/>
A Sleep of Prisoners the Dark is Light Enough Curtmantle 

 - London:  Oxford University Press,  1971. 
 - 277p. 
<br/><br/><label>ISBN: </label>019281110X 
<br/><br/><label>Dewey Class. No.: </label>822 FRY-P