John Walkenbach
Excel VBA Programming For Dummies, John Walkenbach
Escape From Excel Hell. Fixing Problems in Excel 2003, 2002 and 2000, John Walkenbach
Excel 2007 Formulas, John Walkenbach
Excel 2007 Bible, John Walkenbach
Excel VBA Programming For Dummies, John Walkenbach
Excel 2010 Bible, John Walkenbach
Excel Dashboards and Reports, John Walkenbach
Excel 2010 Formulas, John Walkenbach
Excel 2007 Power Programming with VBA, John Walkenbach
Excel 2007 VBA Programming For Dummies, John Walkenbach
Mr. Spreadsheet′s Favorite Excel 2010 Tips and Tricks, John Walkenbach
Excel 2010 For Dummies Quick Reference, John Walkenbach
Excel 2010 Power Programming with VBA, John Walkenbach
101 Excel 2013 Tips, Tricks and Timesavers, John Walkenbach
Excel 2016 Bible, John Walkenbach
Excel 2013 Formulas, John Walkenbach
Excel 2013 Bible, John Walkenbach
Excel 2013 Power Programming with VBA, John Walkenbach
Excel VBA Programming For Dummies, John Walkenbach