Citazione Stile APA (7a Edizione)
Kubiak, T., & Benbow, D. W. The Certified Six Sigma Black Belt Handbook (2a edición.). American Society for Quality.
Citazione stile Chigago Style (17a edizione)
Kubiak, T.M, e Donald W. Benbow. The Certified Six Sigma Black Belt Handbook. 2a edición. Milwaukee, EUA: American Society for Quality.
Citatione MLA (9a ed.)
Kubiak, T.M, e Donald W. Benbow. The Certified Six Sigma Black Belt Handbook. 2a edición. American Society for Quality.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.