Eckes, George. The six sigama Revolution : How General Electric and Others Turned Process Into Profits/ George, Eckes. - New York : John Wiley & Sons, INC., c2001. - xiv, 274 p.: [M1] This Book also having Appendix from page 265. ISBN: 047138822x Dewey Class. No.: 658.4013 / ECK/SIX