APA (7e ed.) Bronvermelding

Kubiak, T. M., & Benbow, D. W. (2017). The Certified Six Sigma Black Belt Handbook (2nd ed.). Pearson Education India Pvt. Ltd.

Chicago (17e ed.) Bronvermelding

Kubiak, T. M., en Donald W. Benbow. The Certified Six Sigma Black Belt Handbook. 2nd ed. New Delhi: Pearson Education India Pvt. Ltd, 2017.

MLA (9e ed.) Bronvermelding

Kubiak, T. M., en Donald W. Benbow. The Certified Six Sigma Black Belt Handbook. 2nd ed. Pearson Education India Pvt. Ltd, 2017.