Excel 2007 for Dummies Quick Reference
John Walkenbach is a leading authority on spreadsheet software and is principal of
JWalk and Associates Inc., a small San Diego–based consulting firm that specializes
in spreadsheet application development. He is the author of approximately three
dozen spreadsheet books and has written hundreds of articles and reviews for a
variety of publications, including PC World, InfoWorld, Windows magazine, and
PC/Computing. John graduated from the University of Missouri and earned a master’s
and a PhD from the University of Montana. Visit his Web site at www.j-walk.com....