Gurdas Singh <br/><br/>
Advance operating system 

 - 1st . Ed. 
 - New Delhi  Kalyani Publishers House  2014 
<br/><br/><label>ISBN: </label>978-93-272-3934-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Engineering
<br/><br/><label>Dewey Class. No.: </label>5.42  / SI-A