Based on sales for the week ending March 20, 2011

11. The Official Scrabble Players Dictionary, 4th Edition
Merriam-Webster, $7.50, 9780877799290

12. A Clash of Kings
George R.R. Martin, Spectra, $8.99, 9780553579901

13. 1984
George Orwell, Signet, $9.99, 9780451524935

14. Changes
Jim Butcher, Roc, $9.99, 9780451463470

15. Split Image
Robert B. Parker, Berkley, $9.99, 9780425239735

16. A Storm of Swords
George R.R. Martin, Spectra, $8.99, 9780553573428

17. Deliver Us From Evil
David Baldacci, Vision, $9.99, 9780446564076

18. Atlas Shrugged
Ayn Rand, Signet, $9.99, 9780451191144

19. U Is for Undertow
Sue Grafton, Berkley, $7.99, 9780425238110

20. The First Rule
Robert Crais, Berkley, $9.99, 9780425238127

21. The Lincoln Lawyer
Michael Connelly, Warner, $7.99, 9780446616454

22. 61 Hours
Lee Child, Dell, $9.99, 9780440243694

23. The Bricklayer
Noah Boyd, Harper, $9.99, 9780061827020

24. Ender's Game
Orson Scott Card, Tor, $6.99, 9780812550702

25. Deception
Jonathan Kellerman, Ballantine, $9.99, 9780345505682

26. The Silent Sea
Clive Cussler, Berkley, $9.99, 9780425240083

27. The Lincoln Lawyer
Michael Connelly, Grand Central, $7.99, 9781455500239

28. Once a Spy
Keith Thomson, Anchor, $7.99, 9780307473141

29. Fahrenheit 451
Ray Bradbury, Ballantine, $6.99, 9780345342966

30. The Diary of a Young Girl
Anne Frank, Bantam, $7.99, 9780553577129

31. Slaughterhouse-Five
Kurt Vonnegut, Laurel Leaf, $7.99, 9780440180296

32. The Pillars of the Earth
Ken Follett, Signet, $9.99, 9780451232816

33. Lord of the Flies
William Golding, Berkley, $9.99, 9780399501487

34. The Midnight House
Alex Berenson, Jove, $9.99, 9780515148954

35. Dune
Frank Herbert, Ace, $9.99, 9780441172719

36. A Feast for Crows
George R.R. Martin, Bantam, $8.99, 9780553582024

37. Cat of the Century
Rita Mae Brown, Sneaky Pie Brown, Bantam, $7.99, 9780553591606

38. Outlander
Diana Gabaldon, Dell, $8.99, 9780440212560

39. Animal Farm
George Orwell, Signet, $9.99, 9780451526342

40. Killing Floor
Lee Child, Penguin, $9.99, 9780515141429

41. Deep Shadow
Randy Wayne White, Berkley, $9.99, 9780425240090

42. Treasure Hunt
John Lescroart, Signet , $9.99, 9780451231451

43. Hell Gate
Linda Fairstein, Signet, $9.99, 9780451412997

44. The Gathering Storm
Robert Jordan, Brandon Sanderson, Tor, $9.99, 9780765341532

45. Silver Borne
Patricia Briggs, Ace, $7.99, 9780441019960

46. Echo Burning
Lee Child, Jove, $9.99, 9780515143829

47. Good Omens
Neil Gaiman, Terry Pratchett, HarperTorch, $7.99, 9780060853983

48. Murder of a Bookstore Babe
Denise Swanson, Obsidian, $6.99, 9780451232809

49. The Professional
Robert B. Parker, Berkley, $9.99, 9780425236307

50. The Teaberry Strangler
Laura Childs, Berkley, $7.99, 9780425240205