Wow, there are a lot of great entries here!
I like the look of books with black covers. Since there were no entries using black, I made one myself.
Im an amateur (both in GFX making and poker).
The images were made with Adobe Photoshop CS2.
The original files have a resolution of 300. Height = 8,5 inches, width = 12 inches (front & back = 5,5, spine = 1).