El-Haik, Basem <br/><br/>
Service design for six sigma  A road map for excellence 
Basem El-Haik,David M Roy 
 - New Jersey  John Wiley & Sons  2005 
 - xxi, : 424p.  
<br/><br/><label>Dewey Class. No.: </label>658.562 ELH(Ref.).