ROI in Action Casebook Measurement and Evaluation Series Autor PP Phillips 14 apr 2008 Hardback Preț: 393.05 lei 6-8 săpt.
Costs and ROI: Evaluating at the Ultimate Level Measurement and Evaluation Series Autor Jack J. Phillips et al. 31 ian 2008 Paperback Preț: 320.75 lei 39-44 zile
ROI Fundamentals – Why and When to Measure Return on Investment Measurement and Evaluation Series Autor PP Phillips 31 ian 2008 Paperback Preț: 305.43 lei 6-8 săpt.