The book business totaled $35.7 billion in 2006, a 3 percent increase over the previous year. The number of books sold rose to 3.1 billion, an increase of just half of one percent.
The book business totaled $35.7 billion in 2006, a 3 percent increase over the previous year. The number of books sold rose to 3.1 billion, an increase of just half of one percent.