This week's New York Times Bestsellers (April 21st)

In hardcover:

David Weber and Eric Flint’s Cauldron of Ghosts debuts at number 19.

Brandon Sanderson's Words of Radiance is down seven spots, finishing the week at number 21. For more info about this title: Canada, USA, Europe.

Ian Doescher's William Shakespeare's The Empire Striketh Back is down five spots, finishing the week at number 23.

In paperback:

George R. R. Martin's A Game of Thrones is up one position, ending the week at number 3.

George R. R. Martin's A Dance With Dragons is up two positions, ending the week at number 5.

Orson Scott Card's Ender's Game is up five positions, ending the week at number 11.

George R. R. Martin's A Game of Thrones returns at number 11 (trade paperback).

George R. R. Martin's A Clash of Kings returns at number 13.

George R. R. Martin's A Storm of Swords returns at number 17.

George R. R. Martin's A Feast For Crows returns at number 20.

Charlaine Harris' Dead Ever After returns at number 22.