What is Reddit's opinion of Hal Koerner's Field Guide to Ultrarunning: Training for an Ultramarathon, from 50K to 100 Miles and Beyond?
From 3.5 billion Reddit comments

6 reviews of this product found across Reddit:

5 points
·
1st Jul 2021
1 point
·
21st Oct 2016
1 point
·
18th May 2016
1 point
·
23rd Jul 2020
1 point
·
22nd Jul 2016

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