- Carving Grand Canyon: Evidence, Theories and Mystery
- The Verde Valley: A Geological History
- Canyon Country
- Sedona Through Time: Geology of the Red Rocks
If you're interested, you can find out how to order them at Wayne Ranney. I got mine through Amazon.com.
All are small, but very readable and extremely informative, overviews of the geologic history of these four areas on the Colorado Plateau.