OfficialGNU/Linux 1.3.1, a third CD-ROM with a customized version of Debian 1.3.1, and 30 Days of E-mail Technical Support.
For those in the US, it should be available in Borders' bookstores. It can also be ordered directly from the publisher or can be found at a good computer store that carries Linux CDs. Of course you will want to run out and buy a copy, but Linux Press is offering an HTML version of the book at their web site.
For more information, see the press release or visit Linux Press' homepage.