Trade book sales were strong in September, with the Association of American Publishers reporting $947 million in sales from participating publishers — a 10 percent increase. Both adult and children’s books grew in the month. In adult books, sales were up 11.3 percent to $662.5 million, with $359 million in fiction (up 15.4 percent) and $303 in nonfiction (up 6.8 percent). Print books led the growth, with hardcovers up 18.3 percent to $285 million and paperbacks up 17.3 percent to $201 million. Digital audio fell 3.5 percent to $76 million and ebooks fell 8 percent to $73 million. Children’s and […]