Peter H. Gregory <br/><br/>
CISSP guide to security essentials 

 - Second edition 
 - Boston  Cengage learning  2015 
 - xxxvi, 499p.   index, ill. 
<br/><br/><label>ISBN: </label>978-1-285-06042-2 
<br/><br/><label>Dewey Class. No.: </label>658.478GRE