Dakota Johnson

May 22, 2012,
By JULIE BOSMAN

In case there was any doubt about the blockbuster success of the “Fifty Shades of Grey” trilogy por E l James, the numbers are in: más than 10 million copies of the libros have been sold in the United States in six weeks, the publisher dicho on Tuesday, putting the libros among some of the best-selling series in modern publishing.

“The sales velocity for ‘Fifty Shades of Grey’ is unprecedented, with reader demand still growing,” Anthony Chirico, the president of the Knopf Doubleday Publishing Group, dicho in a statement. “As we head into the corazón of the...