Sarkar, Debashis <br/><br/>
Lessons in six sigma  72 must-know truths for managers 

 - A division of sage pub, New Delhi  2004 
 - xviii,244 
<br/><br/><label>ISBN: </label>0-7619-9843-8 
<br/><br/><label>Dewey Class. No.: </label>658.4013 Sar