ISRD <br/><br/>
Basic of OS, Unix and Shell… 

 - 1st 
 - New Delhi  Tata McGraw Hill  2009 
 - xxii, 304 
<br/><br/><label>ISBN: </label>978-0-070616813 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science.