Six SIGMA for Dummies Cărți Six Sigma engleză Autor Craig Gygi et al. 16 oct 2012 Paperback Preț: 162.22 lei 22-36 zile | 5-11 zile
Six SIGMA Workbook for Dummies Autor Craig Gygi et al. sep 2006 Paperback Preț: 130.28 lei 22-36 zile