Das, Sumitabha. <br/><br/>
UNIX Concepts and Applications 

 - 2nd ed., 
 - New delhi :   Tata mcgraw hill,   2003 
 - 918p. 
<br/><br/><label>ISBN: </label>9780070635463 
<br/><br/><label>Dewey Class. No.: </label>005.432 DAS