Bach, Maurice J <br/><br/>
The disign of the unix operating system 

 - Prentice-Hall of India private limited, New Delhi  1988 
 - xiv,471 
<br/><br/><label>ISBN: </label>0-87692-516-6 
<br/><br/><label>Dewey Class. No.: </label>001.61 Bac