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There are three sections, or "books", in Breaking Dawn. Book One - Bella (from Bella's POV) Book Two - Jacob (from Jacob's POV) Book Three - Bella (returns to Bella's POV) Hope this helps! :)
Four
Breaking dawn is actually three books, first is Bella chptr 1-7, then Jacob 8-18 and Bella again 19-39.
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There is only one Breaking Dawn book, the Twilight series only has four books, in this order, Twilight, New moon, Eclipse, and Breaking Dawn.
Four books (Twilight, New Moon, Eclipse, Breaking Dawn) Five films (Twilight, New Moon, Eclipse, Breaking Dawn Part 1, Breaking Dawn Part 2) Only the first part of Breaking Dawn has been released.
Edward breaks about three (3) of Jacob's fingers in Breaking Dawn (I'd tell you when it happens, but some people might get very, VERY mad at me for doing that).
4 books Twilight New Moon Eclipse and Breaking Dawn
3 technically, it starts out with Bella, then part two is Jacob, then it goes back to Bella
It has 768 and is split into 3 books.
4 Twilight New Moon Eclipse Breaking Dawn there are other books to do with twilight but are not actually in the saga.
4 twilight books are sold Twilight moon, eclipes,and breaking dawn