Try just asking her nicely to read it. You can safely tell her that your relationship is described therein.
"Hi babe. Would you please consider reading this book. The lady that wrote it sounds like she knows us personally, and wrote it just for us."
Have fun!
-NOPkins-
I will ferret out an affair at any opportunity.
-An affair is the embodiment of entitlement, fueled by resentment and lack of respect. -An infidel will remain unreachable so long as their sense of entitlement exceeds their ability to reason.