Thanks for writing us. Build Mobile Websites and Apps for Smart Devices is published by SitePoint, and we distribute SitePoint's books in print, but we don't currently distribute their ebooks.
You can get the ebook on their site at http://www.sitepoint.com/books/mobile1/.
If you want to find another ebook to complete your buy 2 get the 3rd free deal, you can see all of our Mobile and Smart Devices ebooks at http://shop.oreilly.com/category/ebooks/mobile-devices.do.
Have a great day!