Leon, Alexis. <br/><br/>
IBM mainframe handbook 

 - New Delhi  Vikas Publishing  2003 
 - xLiii, 991 
<br/><br/><label>ISBN: </label>8125914226 
<br/><br/><label>Subjects--Topical Terms: </label><br/>mainframe
<br/><br/><label>Dewey Class. No.: </label>001.6424  LEO;6  R