Not a book, it's the cover of Owl City's album The Midsummer Station just the tree and boxes part is cut out.

Though originally the art came from this:
http://fc03.deviantart.net/fs71/f/2011/270/f/a/fafdcafec45f0c80becbdd5b02cb9faa-d2dvclx.jpg Or Gediminas Pranckevicius.
Original source of my profile background
http://24.media.tumblr.com/tumblr_m2znrmjz2z1qbb71go1_1280.jpg