Projects. Folders. Albums. Stacks. This is the definitive guide to how they work and how to use them in Aperture 3. Now new and revised for Aperture 3.
Aperture 3 books are really great. Learn how to use Aperture to it's full advantage when making your book. How to use other printing services, etc.
The details of how to use Aperture 3 to manage all of your image files. Managed libraries, referenced libraries. Merging. Managing previews, image import and export. The works.