By Keller, Paul <br/><br/>
Six sigma demystified 

 - 1st 
 - New Delhi  TMH  2006 
 - xiv; 480p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Six sigma demystified
<br/><br/><label>Dewey Class. No.: </label>658.4013  / KEL