I got this list from ICAN.

Expectant Parent’s Guide to Preventing a Cesarean Section
By: Carl Jones

Open Season
By: Nancy Wainer Cohen

Silent Knife
By: Nancy Cohen & Lois Estner

The Cesarean Myth
By: Rosen & Thomas

Trust Your Body! Trust Your Baby!
By: Andrea Frank Henkart

What Every Pregnant Woman Needs to Know About Cesarean Section
By: Childbirth Connection

All these books can be found on at http://ican-online.org/books/cesarean-vbac