The old one went out of print a while ago, and we've been waiting for a reprint for aaaages. The new book has just been released

All of the books BB recommends as being the best for conception to parenthood is in the BB online store. You'll love all of them and we offer a money back guarantee that if they don't give you any value, we'll give your money back. They are the best books from around the world
I just checked, but couldn't see this book there... do you sell it?