Sarwar Syed Manssor And Koretsky, Robert, Saruuar Ayed Aqed <br/><br/>
Unix The Text Book 

 - 1ED 
 -  Pearson Edu Cation 
 - 863p.  Rs:595 
 - 16993 .
<br/><br/><label>ISBN: </label>8131716066