Cita APA (7a ed.)

Gitlow, H. S., & Levine, D. M. (2005). Six sigma for green belts and champions: Foundations, DMAIC, tools, cases, and certification. Pearson/Prentice Hall.

Cita Chicago Style (17a ed.)

Gitlow, Howard S., y David M. Levine. Six Sigma for Green Belts and Champions: Foundations, DMAIC, Tools, Cases, and Certification. Upper Saddle River, NJ: Pearson/Prentice Hall, 2005.

Cita MLA (8a ed.)

Gitlow, Howard S., y David M. Levine. Six Sigma for Green Belts and Champions: Foundations, DMAIC, Tools, Cases, and Certification. Pearson/Prentice Hall, 2005.