Did you try what I outlined above to get your sources into your report?
Did it get you what you are looking for?
FTMs bibliography is a file-wide report and is useless to most people. A large file would just print out hundreds of pages of a laundry list.
You could also look at the Source Usage Report for a family, but I think just including sources in the actual Family Group Sheet works better. You can try it, click on "this family only" and see what you think.