Eat and Run: My Unlikely Journey to Ultramarathon Greatness
Hal Koerner's Field Guide to Ultrarunning: Training for an Ultramarathon, from 50K to 100 Miles and Beyond
Born to Run
Ultramarathon Man: Confessions of an All-Night Runner
Running with the Mind of Meditation: Lessons for Training Body and Mind
The Science of Running: How to find your limit and train to maximize your performance
Mind of the Raven: Investigations and Adventures with Wolf-Birds
Once a Runner: A Novel
One Wild Bird at a Time: Portraits of Individual Lives
Relentless Forward Progress: A Guide to Running Ultramarathons