Excel 2000 or Excel 2003: look at the previous version of Excel Made Easy. Go here.

Microsoft Office of course give you great support.

You can buy good books about Excel on Amazon.

For example:

or for VBA (Visual Basic). This book is highly recommended.

ANd for the one who really wants to know everything about EXCEL 2013.

You can also get Excel 2013 itself.

and for one user only....