It took Amazon a bit longer than everyone else, but the ebook edition of Genesis: the Story of Apollo 8 is now available for Kindle at amazon.com.
And of course, it can also be purchased at all other ebook bookstores, as well as here at Behind the Black.
Update: My Tuesday appearance on John Batchelor has been moved up to tonight (Monday) from 11 to 11:30 pm, during which we will be discussing Genesis, the election, and some space news of the day,
Source:
http://behindtheblack.com/behind-the-black/points-of-information/genesis-now-available-on-kindle