Excel 2007 Formulas (Repost)

* This book is a single reference that’s indispensable for Excel beginners, intermediate users, power users, and would-be power users everywhere
* Fully updated for the new release, this latest edition provides comprehensive, soup-to-nuts coverage, delivering over 900 pages of Excel tips, tricks, and techniques readers won’t find anywhere else
* John Walkenbach, aka "Mr. Spreadsheet," is one of the world’s leading authorities on Excel
* Thoroughly updated to cover the revamped Excel interface, new file formats, enhanced interactivity with other Office applications, and upgraded collaboration features