Burns, David <br/><br/>
CCNP Security IPS 642-627 official cert guide 
David Burns 
 - USA  Cisco Press  2012 
 - 636 p. 
<br/><br/><label>ISBN: </label>9781587142550 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunications engineers--Certification
<br/><br/><label>Dewey Class. No.: </label>005.8076