Quigley, Ellie. <br/><br/>
UNIX shells by example / 

 - USA,  Prentice Hall,  c2005. 
 - xxxv, 1150p. ;  ill. ;  23 cm.  CD 
<br/><br/><label>ISBN: </label>013147572x 
<br/><br/><label>Dewey Class. No.: </label>005.432