Thumb Score: +21 $9.00 lower (%75 savings) than the regular price of $11.99 Available Retailers:[list][*]Amazon [amazon.com] (Kindle eBook)[*]iBooks [apple.com][*]Barnes & Noble [barnesandnoble.com] (NOOK eBook)[*]Google Play Store [google.com][*]eBooks.com [ebooks.com]