Dark Light Three is finally available in trade paperback, not just the kindle edition that it has been sold exclusively in for the past few weeks.

Buy the book here:

http://www.amazon.com/Dark-Light-Book-Three-3/dp/0615861679/ref=sr_1_1_title_1_pap?s=books&ie=UTF8&qid=1375930782&sr=1-1&keywords=dark+light+three