乔治, 曹岩, & 杨丽娜. (2015). 精益六西格玛工具实践手册: The lean six sigma pocket toolbook. 机械工业出版社.
Lua i Stíl Chicago (17ú heag.)乔治, 曹岩, agus 杨丽娜. 精益六西格玛工具实践手册: The Lean Six Sigma Pocket Toolbook. 机械工业出版社, 2015.
Lua MLA (8ú heag.)乔治, et al. 精益六西格玛工具实践手册: The Lean Six Sigma Pocket Toolbook. 机械工业出版社, 2015.
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