Pyzdek, T., & Keller, P. A. The Six Sigma handbook: A complete guide for green belts, black belts, and managers at all levels (6th. ed.).
Citação norma ChicagoPyzdek, Thomas, and Paul A. Keller. The Six Sigma Handbook: A Complete Guide for Green Belts, Black Belts, and Managers at All Levels. 6th. ed.
Citação norma MLAPyzdek, Thomas, and Paul A. Keller. The Six Sigma Handbook: A Complete Guide for Green Belts, Black Belts, and Managers at All Levels. 6th. ed.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.