Vyrso currently (Sep 10, 2012) has this title at the right price:
Wald, Annie. Walk With Me: Pilgrim's Progress for Married Couples. Chicago, IL: Moody Publishers, 2012.
http://vyrso.com/product/24571/walk-with-me-pilgrim39s-progress-for-married-couples
Thanks
hmm, i'd say it's a bit to expensive [:P]
My wife and I read it together. It's well worth it even when its not free.
Thanks for pointing this out.