Cita APA (7th ed.)

Yang, K., & El-Haik, B. S. (2009). Design for six sigma: A roadmap for product development (2nd ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Yang, Kai, i Basem S. El-Haik. Design for Six Sigma: A Roadmap for Product Development. 2nd ed. New York: McGraw-Hill, 2009.

Cita MLA (8th ed.)

Yang, Kai, i Basem S. El-Haik. Design for Six Sigma: A Roadmap for Product Development. 2nd ed. McGraw-Hill, 2009.