DAS, SUMITABHA <br/><br/>
UNIX : Concepts and Applications 

 - 4th 
 - New Delhi  Tata McGraw-Hill Education Pvt Ltd  2006 
 - xxi+671P 
<br/><br/><label>ISBN: </label>978-0-07-063546-3 
<br/><br/><label>Dewey Class. No.: </label>5.432