Here's a gynormous list. Ta-dah!
OMG you have to rea Sirena! Its the best. By Donna Jo Napoli. It is amazing but in one part its kinda gory.
Hope I helped :)
If you want a strong female character, Tamora Pierce writes some excellent quartets, all with strong female leads. Robin Mckinley does also. You can usually find them in the young adult section.
Abhorsen series by Garth Nix