Actually, Bella doesn't save Edward in the books. It's just in the movie (Eclipse) she does, when she cuts her hand to distract Victoria and Riley from killing him. But in the books, they dont even get close to killing him.
In order for Twilight * Page 274 (Edward says it) * Page 314 (Bella says it) * Page 366 (Edward says it in many words) * Page 418 (Edward and Bella) * Page 456 (Edward says it) * Page 479 (Edward and Bella) * Page 498 (Bella says it)
edward and Bella's graduation begins on page 352 in eclipse. i am on page 355!
because edward loved Bella
edward first says hello to Bella on page 43
about page 80
Edward tells Bella that she is his life now in "Twilight" on page 221.
he loves her
Volterra, Italy to save Edward from the Volturi.
It's not in there since it is from Bella's POV but one can assume she told him sometime during the days that Alice was staying with Bella
Bella gets on a flight with Alice to Volterra, Italy, where the Volturi are and that's when they save Edward.
Page 43.
The first time Edward says i love you directly to Bella is in Twilight page 319