The downturn in print book sales in Russia may have been as deep as between 50 and 70 percent, according to editor Svetlana Zorin.

Working together, the United States' Authors Guild, Amazon Publishing, and Penguin Random House win a default judgment against Ukraine-based 'Kiss Library.'

Trade book sales in the United States were up 5.7 percent in November, at $990.4 million, per the Association of American Publishers.