Bach, Maurice J, <br/><br/>
Design of the UNIX operating system 

 - Englewood Cliffs:  Prentice-Hall PTR.,  1990. 
 - xiv, 471 p.:   ill.;  25cm. 
 - Prentice-Hall international editions. Prentice-Hall software series. .
<br/><br/> Includes index 
<br/><br/>Bibliography: p. 454-457. 
<br/><br/><label>ISBN: </label>0132017997 
<br/><br/><label>Dewey Class. No.: </label>005.43 BAC