Six sigma  the first 90 days 
Stephen A. Zinkgraf ; with contributions from Sigma Breakthrough Technologies, Inc., Instantis, Inc., and Peak Performance Consulting Corporation.  
 - Upper Saddle River, NJ  Prentice Hall  c2006.  
 - xxi, 382 p.  ill.  25 cm. 
<br/><br/> Includes index.  
<br/><br/><label>ISBN: </label>0131687409 (hardback : alk. paper) 9780131687400 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Six sigma (Quality control standard)
<br/><br/><label>LC Class. No.: </label>HD62.15  / .Z57 2006