There are many books available that teach photography - traditional film and digital. I've read many. The ones that have stayed in my collection are as follows:
- General Tips for Composing that "Perfect" Image
- How to Photograph Your Life by Nick Kelsh
- Tao of Photography: Unlock Your Creativity Using the Wisdom of the East by Tom Ang
- Mechanics
- The Kodak Workshop Series: Existing-Light Photography
- The Field Guide to Photographing Landscapes
- Photographing Wildflowers: Techniques for the Advanced Amateur and Professional by Craig and Nadine Blacklock
- The Photographer's Guide to Using Filters by Joseph Meehan
- Digital Photography How To's
- Getting Started with Camera Raw by Ben Long
- Welcome to Oz: A Cinematic Approach to Digital Still Photography with Photoshop by Vincent Versace
- The Art of Raw Conversion: How to Produce Art Quality Photos with Adobe Photoshop CS2 and Leading Raw Converters by Uwe Steinmueller and Jurgen Gulbins