Leaving Rollingstone, at Next Chapter Books.
You may pre-order Cyan Magenta Yellow Black directly from the publisher here—ensuring you receive it as soon as it is available and helping the press.
I'm a fan of neighborhood bookstores because they invigorate any street lucky enough to have one and they help authors promote their books. But I am a friend of any place the sells books, including Amazon, Powell’s and Barnes and Noble's site.
And who doesn't love libraries? You can find Leaving Rollingstone in these libraries. And Merit Badges in these libraries.