Pande, Pete. <br/><br/>
What is six sigma? 
by Pete Pande and Larry Holpp 
 - New Delhi  Tata McGraw-Hill  2002 
 - viii, 86p. 
<br/><br/><label>ISBN: </label>9780070484009 
<br/><br/><label>Dewey Class. No.: </label>658.5  / P02