I actually gave away all my pregnancy and birth book sin the last year, so I am keen to hear what everyone has to say. My absolute favorites though (so much that used to ship them unbidden to my friends when theygot pregnant) are:
Operating Instructions by Anne Lamott
Our Babies, Ourselves by Meredith Small
The Big Rumpus by Ayun Halliday.
I had my first almost a decade ago, so these titles are older, but hopefully not forgotten ( and the are totally...