1. The World is Flat: A Brief History of the 21st Century (Updated and Expanded) by Thomas L. Friedman, Douglas and McIntyre (2006) Paperback: ISBN 1-55365-175-8
2. Succeeding in Business with Microsoft Office Excel 2007: A problem-solving approach, by Gross, Akaiwa, Nordquist and Littlefield (2008), Thompson Course Technology, ISBN 1-4239-0605-5
Same books?
