Joseph, M <br/><br/>
System software  :a simplified approach 

 - New Delhi  Firewall Media  2007 
 - 185p. 
<br/><br/><label>ISBN: </label>8131800369 
<br/><br/><label>Subjects--Topical Terms: </label><br/>System software
<br/><br/><label>Dewey Class. No.: </label>005.42  / JOS-S