Sumitabha Das  <br/><br/>
UNIX Concepts and Applications 
Sumitabha Das  
 - 4th ed. 
 - New Delhi  TMH 
 - 671p. 
<br/><br/><label>ISBN: </label>9780070635463 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science
<br/><br/><label>Dewey Class. No.: </label>001.642