Das, sumitabha. <br/><br/>
UNIX concepts and applications / 
By sumitabha Das. 
 - 4 ed. 
 - New Yourk :  Mc Graw Hill,  2006. 
 - 671p. ;  00 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTER.
<br/><br/><label>Dewey Class. No.: </label>005.432  / DAS