BOOKS
07/29/2010 10:11 am ET | Updated May 25, 2011

iPad And Vook Get Publishers Excited About New 'Enriched' eBooks

In the spring Hachette Book Group called its version, by David Baldacci, an "enriched" book. Penguin Group released an "amplified" version of a novel by Ken Follett last week. And on Thursday Simon & Schuster will come out with one of its own, an "enhanced" e-book version of "Nixonland" by Rick Perlstein.

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