I downloaded the fonts ages ago. Lol.
Anyway, here's the link to the fonts used in the books as
Bella, Edward and Jacob's handwriting.
link
...
And here's another link to the following fonts:
Twilight Book Cover Font: Zephyr
Edward's handwriting: Carmilla
Bella's handwriting: Pablo
Jacob's handwriting: Almagro
Alice's handwriting: Joe Hand 2
Aro's handwriting: Lucida Blackletter
Charlie's handwriting: Asa
Link:
link
Just follow the instructions given and you're good to go.
My opinions on the fonts: Personally, I like Jacob's handwriting the best. I like how it's 'scrawly-like'. I've used it in several of my projects. My #2 favourite is the Twilight Book Cover font.