Whiddett(et al) <br/><br/>
UNIX – a practical introduction for users 

 - 
 -  John Wiley and Sons  1985 
 - 195 
<br/><br/>  
<br/><br/><label>ISBN: </label>0-85312-950-9 
<br/><br/><label>Dewey Class. No.: </label>004.451