Das, Sumitabha <br/><br/>
Unix system v.4: Concepts and application 
Sumitabha Das 
 - New Delhi  Tata McGraw-Hill Pub.  1993 
 - xvi,498 
<br/><br/><label>ISBN: </label>007460483x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer operating systems
<br/><br/><label>Dewey Class. No.: </label>005.43  / DAS N3