Kochan, Stephen G. <br/><br/>
Exploring The Unix System 

 - 1st 
 - New Delhi  CBS Publishers & Distributors  1987 
 - 371p. 
<br/><br/><label>ISBN: </label>9788123921945 
<br/><br/><label>Dewey Class. No.: </label>005.43  / Koc-E