Kochan,Stephen G  Wood,Patrick <br/><br/>
shell programming in UNIX,LINUX,and OSX 

 - 4th 
 - ND,  Pearson,  2017. 
 - 392p. 
<br/><br/><label>ISBN: </label>9789332582743 
<br/><br/><label>Dewey Class. No.: </label>005.4  / KOC.S