Book Baby is offering APE for free. (You won't find a better price anywhere.)
Click here to download a copy.
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Blurb:
If you are planning on publishing an eBook, this is an absolute must-read. Bestselling authors Guy Kawasaki and Shawn Welch offer up the ultimate how-to guide for converting, publishing, and selling eBooks
This book sells for $10 but the authors are letting BookBaby offer downloads for free! (Your choice of ePub, .mobi, or PDF) Guy Kawasaki is the author of eleven previous books, including What the Plus!, Enchantment, and The Art of the Start.
He is also the cofounder of Alltop.com and the former chief evangelist of Apple. Shawn Welch is the author of two previous books, including From Idea to App, and iOS 5 Core Frameworks. He is also the developer of several iOS applications.