Black. (2001). Roadmap to successful six sigma inplementation. Society of Manufacturing Engineers.
Chicago-referens (17:e uppl.)Black. Roadmap to Successful Six Sigma Inplementation. Singapore: Society of Manufacturing Engineers, 2001.
MLA-referens (8:e uppl.)Black. Roadmap to Successful Six Sigma Inplementation. Society of Manufacturing Engineers, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.