There are Microsoft Office books. They are pretty large and contain information about all of the office software. I used one for a computer class I took in the past. It has some fancy things in it but may not dive as deep since it covers everything and not just excel.
The 2014 Hit Squad (FFL)
Eddie Alvarez - Junior Dos Santos - Patricio Freire - Jessica Eye - Pat Curran
Sig Credit: M.C