Brown, Dan,  1964- <br/><br/>
Digital fortress / 
Dan Brown 
 - London :  Corgi Books,  1998 
 - 510 p. ;  18 cm. 
<br/><br/><label>ISBN: </label>0552151696  RM35.90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Intelligence officers--Fiction<br/>Computer security--Fiction<br/>Cryptographers--Fiction