Das,Sumitabha <br/><br/>
Unix system V.4: concepts and applicatons / 
Das,Sumitabha. 
 - New Delhi:  Tata McGraw Hill,  1996. 
 - xvi,496p;25cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>007460483X 
<br/><br/><label>Dewey Class. No.: </label>005.13 DAS