Hal Koerner

Books
Hal Koerner's Field Guide to Ultrarunning Hal Koerner's Field Guide to Ultrarunning
Hal Koerner's Field Guide to Ultrarunning
2014
Przewodnik po bieganiu ultra Przewodnik po bieganiu ultra
Przewodnik po bieganiu ultra
2015
Le guide de l'ultrarunning Le guide de l'ultrarunning
Le guide de l'ultrarunning
2019

Audiobooks
Hal Koerner's Field Guide to Ultrarunning : Training for an Ultramarathon, from 50K to 100 Miles and Beyond Hal Koerner's Field Guide to Ultrarunning : Training for an Ultramarathon, from 50K to 100 Miles and Beyond
Hal Koerner's Field Guide to Ultrarunning : Training for an Ultramarathon, from 50K to 100 Miles and Beyond
2018