PATEL,DHIREN R. <br/><br/>
INFORMATION SECURITY : THEORY AND PRACTICE 
by DHIREN R.PATEL 
 - 2nd 
 - New Delhi  PRENTICE -HALL OF INDIA  2010 
 - 298p. 
 -  - .
<br/><br/><label>ISBN: </label>9788120333512 
<br/><br/><label>Dewey Class. No.: </label>004