Pyzdek T <br/><br/>
Six Sigma Handbook:A complete guide for greenbelts, blackbelts, & managers at all levels 
Pyzdek T 
 - US  US, McGraw-Hill Quality Publishing  2001 
 - 711p 
<br/><br/><label>ISBN: </label>0-07-137233-4 
<br/><br/><label>Source: </label>Textbook