Based on sales at hundreds of independent bookstores nationwide for the eight-week period ending July 24, 2012.

 1. Wild
Cheryl Strayed, Knopf, $25.95, 9780307592736

2. Unbroken
Laura Hillenbrand, Random House, $27, 9781400064168

3. Bossypants
Tina Fey, Reagan Arthur Books, $15.99, 9780316056878

4. The Passage of Power: The Years of Lyndon Johnson
Robert A. Caro, Knopf, $35, 9780679405078

5. The Immortal Life of Henrietta Lacks
Rebecca Skloot, Broadway, $16, 9781400052189

6. Lots of Candles, Plenty of Cake
Anna Quindlen, Random House, $26, 9781400069347

7. Born to Run
Christopher McDougall, Vintage, $15.95, 9780307279187

8. It Worked for Me
Colin Powell, Harper, $27.99, 9780062135124

9. Nothing Daunted
Dorothy Wickenden, Scribner, $15, 9781439176597

10. Let's Pretend This Never Happened
Jenny Lawson, Amy Einhorn Books/Putnam, $25.95, 9780399159015

11. The Happiness Project
Gretchen Rubin, Harper, $14.99, 9780061583261

12. Cronkite
Douglas Brinkley, Harper, $34.99, 9780061374265

13. Steve Jobs
Walter Isaacson, S&S, $35, 9781451648539

14. The Presidents Club
Nancy Gibbs, Michael Duffy, S&S, $32.50, 9781439127704

15. Lady Almina and the Real Downton Abbey
The Countess of Carnarvon, Broadway, $15.99, 9780770435622

16. Are You My Mother?
Alison Bechdel, Houghton Mifflin Harcourt, $22, 9780618982509

17. Cocktail Hour Under the Tree of Forgetfulness
Alexandra Fuller, Penguin, $15, 9780143121343

18. The Hare With Amber Eyes
Edmund de Waal, Picador, $16, 9780312569372

19. The Glass Castle
Jeannette Walls, Scribner, $16, 9780743247542

20. To Heaven and Back
Mary C. Neal, Waterbrook, $14.99, 9780307731715

21. Blue Nights
Joan Didion, Vintage, $15, 9780307387387

22. Empire of the Summer Moon
S.C. Gwynne, Scribner, $16, 9781416591061

23. Prague Winter
Madeleine Albright, Harper, $29.99, 9780062030313

24. My Cross to Bear
Gregg Allman, Morrow, $27.99, 9780062112033

25. When Women Were Birds
Terry Tempest Williams, FSG, $23, 9780374288976