APA (7th ed.) Citation

Gygi & DeCarlo. (2005). Six Sigma for dummies. John Wiley Publ., Inc.

Chicago Style (17th ed.) Citation

Gygi and DeCarlo. Six Sigma for Dummies. New Jersey: John Wiley Publ., Inc, 2005.

MLA (8th ed.) Citation

Gygi and DeCarlo. Six Sigma for Dummies. John Wiley Publ., Inc, 2005.

Warning: These citations may not always be 100% accurate.