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标题: 求购六西格玛认证手册 [打印本页]

作者: mtl2011 时间: 2009-8-19 17:01
标题: 求购六西格玛认证手册
求购以下二手六西格玛认证手册
The Six Sigma Handbook, Revised and Expanded : The Complete Guide for Greenbelts, Blackbelts, and Managers at All Levels
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