Robbins, Arnold and Beebe, Nelson H.F. <br/><br/>
Classic shell scripting / 

 - USA,  O'Reilly,  c2005. 
 - xxii, 534 p. ;  ill. ; 
<br/><br/><label>ISBN: </label>0596005954 
<br/><br/><label>Dewey Class. No.: </label>005.43