Das, Sumitabha. <br/><br/>
Unix :   concepts & applications/  
Sumitabha Das 
 - New Delhi :  Tata McGraw-Hill,  c1998. 
 - xvi, 565 p.,   24 cm. 
<br/><br/>
<br/><br/><label>ISBN: </label>0074630903 
<br/><br/><label>Subjects--Topical Terms: </label>--SCO UNIX LINUX
<br/><br/><label>Dewey Class. No.: </label>005.446