This week's New York Times Bestsellers (May 17th)

In hardcover:

Matthew Stover's adaptation of Revenge of the Sith is still hanging in the top 10. It finished the week at number 7, down 2 spots from last week. The novel has been on the prestigious list for 6 weeks now.

In paperback:

Douglas Adams' The Hitchhiker's Guide to the Galaxy is up 3 spots, ending the week at number 12. The book has remained on the list for 5 weeks.

Douglas Adams's The Ultimate Hitchhiker's Guide to the Galaxy debuts at number 23.