Bass, I., & Lawton, B. P. D. (2009). Lean six sigma using SigmaXL and Minitab. McGraw-Hill.
Cita Chicago (17th ed.)Bass, Issa, i Barbara Ph. D. Lawton. Lean Six Sigma Using SigmaXL and Minitab. New York: McGraw-Hill, 2009.
Cita MLA (9th ed.)Bass, Issa, i Barbara Ph. D. Lawton. Lean Six Sigma Using SigmaXL and Minitab. McGraw-Hill, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.