Plaster, G. A., & Alderman, J. D. (2006). Beyond Six Sigma: Profitable Growth through Customer Value Creation. John Wiley & Sons, Inc.
Dyfyniad Arddull ChicagoPlaster, Gary A., and Jerry D. Alderman. Beyond Six Sigma: Profitable Growth Through Customer Value Creation. New Jersey: John Wiley & Sons, Inc, 2006.
Dyfyniad MLAPlaster, Gary A., and Jerry D. Alderman. Beyond Six Sigma: Profitable Growth Through Customer Value Creation. John Wiley & Sons, Inc, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.