Excel 2007 Formulas giá ưu đãi

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.

Includes a valuable CD-ROM with templates and worksheets from the book.