Kubiak,T.M., <br/><br/>
The Certified Six Sigma Black Belt   Handbook 

 - 2nd. ed. 
 - New Delhi  Pearson  2013 
 - 620pgs. 
<br/><br/><label>ISBN: </label>9788131728697 
<br/><br/><label>Dewey Class. No.: </label>658.562  / KUB/THE