Beck, Leland . L <br/><br/>
System Software  0 

 - 3rd 
 - New Delhi  Pearson  2011 
 - 495 p. 
<br/><br/><label>ISBN: </label>978-81-775-8555-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information Science System,Software,Information Science 
<br/><br/><label>Dewey Class. No.: </label>005.12 BEC