Reidenbach, R. E. (2009). Six sigma marketing: From cutting costs to growing market share. ASQ Quality Press.
Chicago-viite (17. p.)Reidenbach, R. Eric. Six Sigma Marketing: From Cutting Costs to Growing Market Share. Milwaukee, Wisconsin: ASQ Quality Press, 2009.
MLA-viite (9. p.)Reidenbach, R. Eric. Six Sigma Marketing: From Cutting Costs to Growing Market Share. ASQ Quality Press, 2009.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.