Tulsian, P.C. <br/><br/>
UNIX  the complete reference 
Kenneth H. Rosen .. [et al]. 
 - New Delhi  Tata McGrawHill Publishing Company  2000 
 - xLi, 1302p., 23cm. 
<br/><br/><label>ISBN: </label>0-07-463760-6. 
<br/><br/><label>Dewey Class. No.: </label>005.43  / U04U