The Association of American Publishers announced August sales data from participating StatShot publishers, reporting trade sales of $716 million in the month, down 9.6 percent from last year. Adult books sold $522 million, down 10 percent. Fiction sold $304 million, down 3 percent, and adult nonfiction fell 17 percent to $218 million. Hardcovers sold $164 (down 4 percent), paperbacks sold $183 million (down 15.5 percent), digital audio sold $79.5 million (down 4 percent), and ebooks sold $75....