Prasanalakshmi, B <br/><br/>
Computer operating system 

 -  CBS Publishers  New Delhi  2010 
 - xv, 388p.   
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9788123918464 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operating systems