2Gregory H.Watson,"Cycles of Learning:Observations of Jack Welch",Six Sigma Forum Magazine,Vol.1,No.1,November 2001,13.
3Based on Barbara A.Spencer,"Models of Organization and Total Quality Management:A Comparison and Critical Evaluation",Academy of Management Review,Vol.19,No.3,1994,446.
4Harry J.Levinson and Chuck DeHont,"Leading to Quality",May 1992,55.
5Arthur R.Tener and lrving J.DeToro,"Total Quality Management:Three Steps to Continuous Improvement",Reading,Mass,:Addison Wesley,1992.
