8 books • 4 series
Book #38: PowerPoint 2003 Bible
Book #45: Access 2003 Bible
Book #135: Microsoft Excel 2002 Bible
Book #358: Excel 2007 Bible
Book #360: Microsoft Outlook 2007 Bible
Book #1: Excel 2007 Charts
Book #2: Excel 2007 Power Programming with VBA
Book #3: Excel 2007 Formulas
Book #5: John Walkenbach's Favorite Excel 2007 Tips and Tricks
Book #6: Excel 2010 Power Programming with VBA