Pormerantz,O <br/><br/>
Mainframe Basics For Security Professionals 
By O Pormerantz 
 - New Delhi  Pearson Edu, New Delhi  2009 
<br/><br/> Engineering 
<br/><br/><label>ISBN: </label>9788131722435 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer