Here they are...
Apple Training Series : iWork 09[NOOKbook]
by: Richard Harrington
iWork '09 Pocket Genius[NOOKbook]
by: Guy Hart-Davis
iWork 09 For Dummies[NOOKbook]
by: Jesse Feiler
iWork '09 : The Missing Manual[NOOKbook]
by: Josh Clark
Obviously grabbed from Barnes and Noble (I have a gift card from there).
If you have an opinion on any of these, please let me know, I'd like to get a decent one. Maybe I'll go browse BAM (it's the only bookstore we have...)